{"url":"http://public2.vulnerablecode.io/api/packages/78421?format=json","purl":"pkg:rpm/redhat/jbcs-httpd24-nghttp2@1.39.2-39?arch=el8jbcs","type":"rpm","namespace":"redhat","name":"jbcs-httpd24-nghttp2","version":"1.39.2-39","qualifiers":{"arch":"el8jbcs"},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":null,"latest_non_vulnerable_version":null,"affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/20121?format=json","vulnerability_id":"VCID-4cgk-h4rn-x7ft","summary":"Apache HTTP Server versions 2.4.41 to 2.4.46 mod_proxy_http can be made to crash (NULL pointer dereference) with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of 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Integer overflow when parsing callout numeric 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HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Digest nonce can cause a stack overflow in mod_auth_digest. There is no report of this overflow being exploitable, nor the Apache HTTP Server team could create one, though some particular compiler and/or compilation option might make it possible, with limited consequences anyway due to the size (a single byte) and the value (zero byte) of the overflow","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-35452.json","reference_id":"","reference_type":"","scores":[{"value":"7.3","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-35452.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2020-35452","reference_id":"","reference_type":"","scores":[{"value":"0.10294","scoring_system":"epss","scoring_elements":"0.93295","published_at":"2026-05-29T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2020-35452"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35452","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35452"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26690","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26690"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26691","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26691"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30641","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30641"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31618","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31618"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1966724","reference_id":"1966724","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1966724"},{"reference_url":"https://security.archlinux.org/AVG-2053","reference_id":"AVG-2053","reference_type":"","scores":[{"value":"Medium","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-2053"},{"reference_url":"https://httpd.apache.org/security/json/CVE-2020-35452.json","reference_id":"CVE-2020-35452","reference_type":"","scores":[{"value":"low","scoring_system":"apache_httpd","scoring_elements":""}],"url":"https://httpd.apache.org/security/json/CVE-2020-35452.json"},{"reference_url":"https://security.gentoo.org/glsa/202107-38","reference_id":"GLSA-202107-38","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202107-38"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:4613","reference_id":"RHSA-2021:4613","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:4613"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:4614","reference_id":"RHSA-2021:4614","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:4614"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:1915","reference_id":"RHSA-2022:1915","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:1915"},{"reference_url":"https://usn.ubuntu.com/4994-1/","reference_id":"USN-4994-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4994-1/"},{"reference_url":"https://usn.ubuntu.com/4994-2/","reference_id":"USN-4994-2","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4994-2/"}],"fixed_packages":[],"aliases":["CVE-2020-35452"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-8qvr-tjv6-fke9"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/20146?format=json","vulnerability_id":"VCID-erkq-3zkc-9ydr","summary":"Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF'","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30641.json","reference_id":"","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30641.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-30641","reference_id":"","reference_type":"","scores":[{"value":"0.36362","scoring_system":"epss","scoring_elements":"0.97189","published_at":"2026-05-29T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-30641"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35452","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35452"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26690","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26690"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26691","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26691"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30641","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30641"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31618","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31618"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"5.9","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1966743","reference_id":"1966743","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1966743"},{"reference_url":"https://security.archlinux.org/AVG-2053","reference_id":"AVG-2053","reference_type":"","scores":[{"value":"Medium","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-2053"},{"reference_url":"https://httpd.apache.org/security/json/CVE-2021-30641.json","reference_id":"CVE-2021-30641","reference_type":"","scores":[{"value":"moderate","scoring_system":"apache_httpd","scoring_elements":""}],"url":"https://httpd.apache.org/security/json/CVE-2021-30641.json"},{"reference_url":"https://security.gentoo.org/glsa/202107-38","reference_id":"GLSA-202107-38","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202107-38"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:4257","reference_id":"RHSA-2021:4257","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:4257"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:4613","reference_id":"RHSA-2021:4613","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:4613"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:4614","reference_id":"RHSA-2021:4614","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:4614"},{"reference_url":"https://usn.ubuntu.com/4994-1/","reference_id":"USN-4994-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4994-1/"},{"reference_url":"https://usn.ubuntu.com/4994-2/","reference_id":"USN-4994-2","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4994-2/"}],"fixed_packages":[],"aliases":["CVE-2021-30641"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-erkq-3zkc-9ydr"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/47985?format=json","vulnerability_id":"VCID-gzkp-w44q-83g4","summary":"pcre: Buffer over-read in JIT when UTF is disabled and \\X or \\R has fixed quantifier greater than 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requests may cause the server to dereference a NULL pointer.\n\n\nThis issue affects Apache HTTP Server 2.4.48 and earlier.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-34798.json","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-34798.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-34798","reference_id":"","reference_type":"","scores":[{"value":"0.1029","scoring_system":"epss","scoring_elements":"0.93293","published_at":"2026-05-29T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-34798"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34798","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34798"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36160","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36160"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39275","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39275"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40438","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40438"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2005128","reference_id":"2005128","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2005128"},{"reference_url":"https://security.archlinux.org/AVG-2289","reference_id":"AVG-2289","reference_type":"","scores":[{"value":"High","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-2289"},{"reference_url":"https://httpd.apache.org/security/json/CVE-2021-34798.json","reference_id":"CVE-2021-34798","reference_type":"","scores":[{"value":"moderate","scoring_system":"apache_httpd","scoring_elements":""}],"url":"https://httpd.apache.org/security/json/CVE-2021-34798.json"},{"reference_url":"https://security.gentoo.org/glsa/202208-20","reference_id":"GLSA-202208-20","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202208-20"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:4613","reference_id":"RHSA-2021:4613","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:4613"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:4614","reference_id":"RHSA-2021:4614","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:4614"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:0143","reference_id":"RHSA-2022:0143","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:0143"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:0891","reference_id":"RHSA-2022:0891","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:0891"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:6753","reference_id":"RHSA-2022:6753","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:6753"},{"reference_url":"https://usn.ubuntu.com/5090-1/","reference_id":"USN-5090-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/5090-1/"},{"reference_url":"https://usn.ubuntu.com/5090-2/","reference_id":"USN-5090-2","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/5090-2/"}],"fixed_packages":[],"aliases":["CVE-2021-34798"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-maz9-j1nx-pkeu"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/20142?format=json","vulnerability_id":"VCID-n86b-n6n6-5qa9","summary":"Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted SessionHeader sent by an origin server could cause a heap overflow","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-26691.json","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-26691.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-26691","reference_id":"","reference_type":"","scores":[{"value":"0.47816","scoring_system":"epss","scoring_elements":"0.9776","published_at":"2026-05-29T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-26691"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35452","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35452"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26690","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26690"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26691","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26691"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30641","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30641"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31618","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31618"},{"reference_url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml","reference_id":"","reference_type":"","scores":[{"value":"7.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"url":"https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1966732","reference_id":"1966732","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1966732"},{"reference_url":"https://security.archlinux.org/AVG-2053","reference_id":"AVG-2053","reference_type":"","scores":[{"value":"Medium","scoring_system":"archlinux","scoring_elements":""}],"url":"https://security.archlinux.org/AVG-2053"},{"reference_url":"https://httpd.apache.org/security/json/CVE-2021-26691.json","reference_id":"CVE-2021-26691","reference_type":"","scores":[{"value":"low","scoring_system":"apache_httpd","scoring_elements":""}],"url":"https://httpd.apache.org/security/json/CVE-2021-26691.json"},{"reference_url":"https://security.gentoo.org/glsa/202107-38","reference_id":"GLSA-202107-38","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/202107-38"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:3816","reference_id":"RHSA-2021:3816","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:3816"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:4613","reference_id":"RHSA-2021:4613","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:4613"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:4614","reference_id":"RHSA-2021:4614","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:4614"},{"reference_url":"https://access.redhat.com/errata/RHSA-2022:0143","reference_id":"RHSA-2022:0143","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2022:0143"},{"reference_url":"https://usn.ubuntu.com/4994-1/","reference_id":"USN-4994-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4994-1/"},{"reference_url":"https://usn.ubuntu.com/4994-2/","reference_id":"USN-4994-2","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/4994-2/"}],"fixed_packages":[],"aliases":["CVE-2021-26691"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-n86b-n6n6-5qa9"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/43699?format=json","vulnerability_id":"VCID-r3s7-gnaa-t7f8","summary":"Integer Overflow in openssl-src\nCalls to EVP_CipherUpdate, EVP_EncryptUpdate and EVP_DecryptUpdate may overflow the output length argument in some cases where the input length is close to the maximum permissable length for an integer on the platform. In such cases the return value from the function call will be 1 (indicating success), but the output length value will be negative. This could cause applications to behave incorrectly or crash. OpenSSL versions 1.1.1i and below are affected by this issue. Users of these versions should upgrade to OpenSSL 1.1.1j. OpenSSL versions 1.0.2x and below are affected by this issue. However OpenSSL 1.0.2 is out of support and no longer receiving public updates. Premium support customers of OpenSSL 1.0.2 should upgrade to 1.0.2y. Other users should upgrade to 1.1.1j. Fixed in OpenSSL 1.1.1j (Affected 1.1.1-1.1.1i). Fixed in OpenSSL 1.0.2y (Affected 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HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Cookie header handled by mod_session can cause a NULL pointer dereference and crash, leading to a possible Denial Of 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Overflow in openssl-src\nCalls to EVP_CipherUpdate, EVP_EncryptUpdate and EVP_DecryptUpdate may overflow the output length argument in some cases where the input length is close to the maximum permissable length for an integer on the platform. In such cases the return value from the function call will be 1 (indicating success), but the output length value will be negative. This could cause applications to behave incorrectly or crash. OpenSSL versions 1.1.1i and below are affected by this issue. Users of these versions should upgrade to OpenSSL 1.1.1j. OpenSSL versions 1.0.2x and below are affected by this issue. However OpenSSL 1.0.2 is out of support and no longer receiving public updates. Premium support customers of OpenSSL 1.0.2 should upgrade to 1.0.2y. Other users should upgrade to 1.1.1j. Fixed in OpenSSL 1.1.1j (Affected 1.1.1-1.1.1i). Fixed in OpenSSL 1.0.2y (Affected 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