Lookup for vulnerable packages by Package URL.

Purlpkg:deb/debian/lz4@1.8.3-1%2Bdeb10u1
Typedeb
Namespacedebian
Namelz4
Version1.8.3-1+deb10u1
Qualifiers
Subpath
Is_vulnerabletrue
Next_non_vulnerable_version1.9.3-2
Latest_non_vulnerable_version1.9.3-2
Affected_by_vulnerabilities
0
url VCID-4gmw-eahs-2fg9
vulnerability_id VCID-4gmw-eahs-2fg9
summary A vulnerability has been discovered in LZ4, which can lead to memory corruption.
references
0
reference_url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3520.json
reference_id
reference_type
scores
0
value 8.6
scoring_system cvssv3
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3520.json
1
reference_url https://api.first.org/data/v1/epss?cve=CVE-2021-3520
reference_id
reference_type
scores
0
value 0.00138
scoring_system epss
scoring_elements 0.33539
published_at 2026-04-01T12:55:00Z
1
value 0.00138
scoring_system epss
scoring_elements 0.33369
published_at 2026-04-26T12:55:00Z
2
value 0.00138
scoring_system epss
scoring_elements 0.33592
published_at 2026-04-12T12:55:00Z
3
value 0.00138
scoring_system epss
scoring_elements 0.3357
published_at 2026-04-13T12:55:00Z
4
value 0.00138
scoring_system epss
scoring_elements 0.33547
published_at 2026-04-21T12:55:00Z
5
value 0.00138
scoring_system epss
scoring_elements 0.33388
published_at 2026-04-24T12:55:00Z
6
value 0.00138
scoring_system epss
scoring_elements 0.33691
published_at 2026-04-02T12:55:00Z
7
value 0.00138
scoring_system epss
scoring_elements 0.33724
published_at 2026-04-04T12:55:00Z
8
value 0.00138
scoring_system epss
scoring_elements 0.33562
published_at 2026-04-07T12:55:00Z
9
value 0.00138
scoring_system epss
scoring_elements 0.33606
published_at 2026-04-08T12:55:00Z
10
value 0.00138
scoring_system epss
scoring_elements 0.33639
published_at 2026-04-09T12:55:00Z
11
value 0.00138
scoring_system epss
scoring_elements 0.33634
published_at 2026-04-11T12:55:00Z
12
value 0.00141
scoring_system epss
scoring_elements 0.34261
published_at 2026-04-18T12:55:00Z
13
value 0.00141
scoring_system epss
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published_at 2026-04-16T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2021-3520
2
reference_url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3520
reference_id
reference_type
scores
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3
reference_url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
reference_id
reference_type
scores
0
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scoring_system cvssv3.1
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4
reference_url https://bugzilla.redhat.com/show_bug.cgi?id=1954559
reference_id 1954559
reference_type
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url https://bugzilla.redhat.com/show_bug.cgi?id=1954559
5
reference_url https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=987856
reference_id 987856
reference_type
scores
url https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=987856
6
reference_url https://security.archlinux.org/ASA-202105-27
reference_id ASA-202105-27
reference_type
scores
url https://security.archlinux.org/ASA-202105-27
7
reference_url https://security.archlinux.org/AVG-1889
reference_id AVG-1889
reference_type
scores
0
value Low
scoring_system archlinux
scoring_elements
url https://security.archlinux.org/AVG-1889
8
reference_url https://nvd.nist.gov/vuln/detail/CVE-2021-3520
reference_id CVE-2021-3520
reference_type
scores
url https://nvd.nist.gov/vuln/detail/CVE-2021-3520
9
reference_url https://security.gentoo.org/glsa/202406-04
reference_id GLSA-202406-04
reference_type
scores
url https://security.gentoo.org/glsa/202406-04
10
reference_url https://access.redhat.com/errata/RHSA-2021:2575
reference_id RHSA-2021:2575
reference_type
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11
reference_url https://access.redhat.com/errata/RHSA-2022:1345
reference_id RHSA-2022:1345
reference_type
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url https://access.redhat.com/errata/RHSA-2022:1345
12
reference_url https://access.redhat.com/errata/RHSA-2022:5606
reference_id RHSA-2022:5606
reference_type
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url https://access.redhat.com/errata/RHSA-2022:5606
13
reference_url https://access.redhat.com/errata/RHSA-2022:6407
reference_id RHSA-2022:6407
reference_type
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url https://access.redhat.com/errata/RHSA-2022:6407
14
reference_url https://usn.ubuntu.com/4968-1/
reference_id USN-4968-1
reference_type
scores
url https://usn.ubuntu.com/4968-1/
15
reference_url https://usn.ubuntu.com/4968-2/
reference_id USN-4968-2
reference_type
scores
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fixed_packages
0
url pkg:deb/debian/lz4@1.9.3-2
purl pkg:deb/debian/lz4@1.9.3-2
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/lz4@1.9.3-2
aliases CVE-2021-3520
risk_score 3.9
exploitability 0.5
weighted_severity 7.7
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-4gmw-eahs-2fg9
1
url VCID-vb2b-utc4-2qgf
vulnerability_id VCID-vb2b-utc4-2qgf
summary lz4: heap-based buffer overflow in LZ4_write32
references
0
reference_url http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00069.html
reference_id
reference_type
scores
url http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00069.html
1
reference_url http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00070.html
reference_id
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2
reference_url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-17543.json
reference_id
reference_type
scores
0
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-2019-17543.json
3
reference_url https://api.first.org/data/v1/epss?cve=CVE-2019-17543
reference_id
reference_type
scores
0
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scoring_system epss
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published_at 2026-04-01T12:55:00Z
1
value 0.01442
scoring_system epss
scoring_elements 0.80738
published_at 2026-04-09T12:55:00Z
2
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scoring_system epss
scoring_elements 0.80728
published_at 2026-04-08T12:55:00Z
3
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scoring_elements 0.80754
published_at 2026-04-11T12:55:00Z
4
value 0.01442
scoring_system epss
scoring_elements 0.80739
published_at 2026-04-12T12:55:00Z
5
value 0.01442
scoring_system epss
scoring_elements 0.80731
published_at 2026-04-13T12:55:00Z
6
value 0.01442
scoring_system epss
scoring_elements 0.80768
published_at 2026-04-16T12:55:00Z
7
value 0.01442
scoring_system epss
scoring_elements 0.80769
published_at 2026-04-18T12:55:00Z
8
value 0.01442
scoring_system epss
scoring_elements 0.80683
published_at 2026-04-02T12:55:00Z
9
value 0.01442
scoring_system epss
scoring_elements 0.80705
published_at 2026-04-04T12:55:00Z
10
value 0.01442
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published_at 2026-04-07T12:55:00Z
11
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12
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scoring_system epss
scoring_elements 0.8107
published_at 2026-04-26T12:55:00Z
13
value 0.01482
scoring_system epss
scoring_elements 0.81038
published_at 2026-04-21T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2019-17543
4
reference_url https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15941
reference_id
reference_type
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url https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15941
5
reference_url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17543
reference_id
reference_type
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url https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17543
6
reference_url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
reference_id
reference_type
scores
0
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scoring_system cvssv3
scoring_elements CVSS:3.0/AV:L/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
7
reference_url https://github.com/lz4/lz4/compare/v1.9.1...v1.9.2
reference_id
reference_type
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url https://github.com/lz4/lz4/compare/v1.9.1...v1.9.2
8
reference_url https://github.com/lz4/lz4/issues/801
reference_id
reference_type
scores
url https://github.com/lz4/lz4/issues/801
9
reference_url https://github.com/lz4/lz4/pull/756
reference_id
reference_type
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url https://github.com/lz4/lz4/pull/756
10
reference_url https://github.com/lz4/lz4/pull/760
reference_id
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11
reference_url https://lists.apache.org/thread.html/25015588b770d67470b7ba7ea49a305d6735dd7f00eabe7d50ec1e17%40%3Cissues.arrow.apache.org%3E
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reference_url https://security.netapp.com/advisory/ntap-20210723-0001/
reference_id
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reference_url https://www.oracle.com//security-alerts/cpujul2021.html
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reference_url https://bugzilla.redhat.com/show_bug.cgi?id=1765316
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reference_url https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=943680
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reference_url https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:lz4_project:lz4:*:*:*:*:*:*:*:*
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reference_url https://nvd.nist.gov/vuln/detail/CVE-2019-17543
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reference_type
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reference_url https://access.redhat.com/errata/RHSA-2025:11035
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0
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resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/lz4@1.9.3-2
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risk_score 3.6
exploitability 0.5
weighted_severity 7.3
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-vb2b-utc4-2qgf
Fixing_vulnerabilities
0
url VCID-4gmw-eahs-2fg9
vulnerability_id VCID-4gmw-eahs-2fg9
summary A vulnerability has been discovered in LZ4, which can lead to memory corruption.
references
0
reference_url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3520.json
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reference_url https://security.gentoo.org/glsa/202406-04
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url https://usn.ubuntu.com/4968-1/
15
reference_url https://usn.ubuntu.com/4968-2/
reference_id USN-4968-2
reference_type
scores
url https://usn.ubuntu.com/4968-2/
fixed_packages
0
url pkg:deb/debian/lz4@1.8.3-1%2Bdeb10u1
purl pkg:deb/debian/lz4@1.8.3-1%2Bdeb10u1
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-4gmw-eahs-2fg9
1
vulnerability VCID-vb2b-utc4-2qgf
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/lz4@1.8.3-1%252Bdeb10u1
1
url pkg:deb/debian/lz4@1.9.3-2
purl pkg:deb/debian/lz4@1.9.3-2
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/lz4@1.9.3-2
aliases CVE-2021-3520
risk_score 3.9
exploitability 0.5
weighted_severity 7.7
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-4gmw-eahs-2fg9
Risk_score3.9
Resource_urlhttp://public2.vulnerablecode.io/packages/pkg:deb/debian/lz4@1.8.3-1%252Bdeb10u1