Django REST framework

Vulnerability Instance

Lookup for vulnerabilities affecting packages.

Vulnerability_idVCID-actq-bfzh-2kgk
Summary
Out-of-bounds Write
HarfBuzz has an out-of-bounds write in hb_bit_set_invertible_t::set (called from hb_sparseset_t<hb_bit_set_invertible_t>::set and hb_set_copy).
Aliases
0
alias CVE-2021-45931
Fixed_packages
0
url pkg:deb/debian/harfbuzz@0?distro=trixie
purl pkg:deb/debian/harfbuzz@0?distro=trixie
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/harfbuzz@0%3Fdistro=trixie
1
url pkg:deb/debian/harfbuzz@2.7.4-1?distro=trixie
purl pkg:deb/debian/harfbuzz@2.7.4-1?distro=trixie
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-6bw4-j3xa-d3g4
1
vulnerability VCID-rjd7-a91f-vkhs
2
vulnerability VCID-zzcp-hvdf-zqgf
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/harfbuzz@2.7.4-1%3Fdistro=trixie
2
url pkg:deb/debian/harfbuzz@6.0.0%2Bdfsg-3?distro=trixie
purl pkg:deb/debian/harfbuzz@6.0.0%2Bdfsg-3?distro=trixie
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-rjd7-a91f-vkhs
1
vulnerability VCID-zzcp-hvdf-zqgf
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/harfbuzz@6.0.0%252Bdfsg-3%3Fdistro=trixie
3
url pkg:deb/debian/harfbuzz@10.2.0-1?distro=trixie
purl pkg:deb/debian/harfbuzz@10.2.0-1?distro=trixie
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-rjd7-a91f-vkhs
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/harfbuzz@10.2.0-1%3Fdistro=trixie
4
url pkg:deb/debian/harfbuzz@12.3.2-2?distro=trixie
purl pkg:deb/debian/harfbuzz@12.3.2-2?distro=trixie
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:deb/debian/harfbuzz@12.3.2-2%3Fdistro=trixie
5
url pkg:ebuild/media-libs/harfbuzz@4.4.0
purl pkg:ebuild/media-libs/harfbuzz@4.4.0
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:ebuild/media-libs/harfbuzz@4.4.0
Affected_packages
0
url pkg:conan/harfbuzz@2.9.0
purl pkg:conan/harfbuzz@2.9.0
is_vulnerable true
affected_by_vulnerabilities
0
vulnerability VCID-actq-bfzh-2kgk
resource_url http://public2.vulnerablecode.io/packages/pkg:conan/harfbuzz@2.9.0
References
0
reference_url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-45931.json
reference_id
reference_type
scores
0
value 6.3
scoring_system cvssv3
scoring_elements CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
url https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-45931.json
1
reference_url https://api.first.org/data/v1/epss?cve=CVE-2021-45931
reference_id
reference_type
scores
0
value 0.00769
scoring_system epss
scoring_elements 0.73448
published_at 2026-04-01T12:55:00Z
1
value 0.00769
scoring_system epss
scoring_elements 0.73457
published_at 2026-04-02T12:55:00Z
2
value 0.00769
scoring_system epss
scoring_elements 0.73479
published_at 2026-04-04T12:55:00Z
3
value 0.00769
scoring_system epss
scoring_elements 0.73451
published_at 2026-04-07T12:55:00Z
4
value 0.00769
scoring_system epss
scoring_elements 0.73488
published_at 2026-04-08T12:55:00Z
5
value 0.00769
scoring_system epss
scoring_elements 0.73501
published_at 2026-04-09T12:55:00Z
6
value 0.00769
scoring_system epss
scoring_elements 0.73525
published_at 2026-04-11T12:55:00Z
7
value 0.00769
scoring_system epss
scoring_elements 0.73506
published_at 2026-04-12T12:55:00Z
8
value 0.00769
scoring_system epss
scoring_elements 0.73498
published_at 2026-04-13T12:55:00Z
9
value 0.00769
scoring_system epss
scoring_elements 0.73541
published_at 2026-04-16T12:55:00Z
10
value 0.00769
scoring_system epss
scoring_elements 0.73551
published_at 2026-04-18T12:55:00Z
11
value 0.00769
scoring_system epss
scoring_elements 0.73545
published_at 2026-04-21T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2021-45931
2
reference_url https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37425
reference_id
reference_type
scores
url https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37425
3
reference_url https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
reference_id
reference_type
scores
0
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
4
reference_url https://github.com/google/oss-fuzz-vulns/blob/main/vulns/harfbuzz/OSV-2021-1159.yaml
reference_id
reference_type
scores
url https://github.com/google/oss-fuzz-vulns/blob/main/vulns/harfbuzz/OSV-2021-1159.yaml
5
reference_url https://github.com/harfbuzz/harfbuzz/commit/d3e09bf4654fe5478b6dbf2b26ebab6271317d81
reference_id
reference_type
scores
url https://github.com/harfbuzz/harfbuzz/commit/d3e09bf4654fe5478b6dbf2b26ebab6271317d81
6
reference_url https://bugzilla.redhat.com/show_bug.cgi?id=2036820
reference_id 2036820
reference_type
scores
url https://bugzilla.redhat.com/show_bug.cgi?id=2036820
7
reference_url https://nvd.nist.gov/vuln/detail/CVE-2021-45931
reference_id CVE-2021-45931
reference_type
scores
url https://nvd.nist.gov/vuln/detail/CVE-2021-45931
8
reference_url https://security.gentoo.org/glsa/202209-11
reference_id GLSA-202209-11
reference_type
scores
url https://security.gentoo.org/glsa/202209-11
Weaknesses
0
cwe_id 1035
name OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
description Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017.
1
cwe_id 787
name Out-of-bounds Write
description The product writes data past the end, or before the beginning, of the intended buffer.
2
cwe_id 937
name OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
description Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013.
Exploits
Severity_range_score6.3 - 7.5
Exploitability0.5
Weighted_severity5.7
Risk_score2.9
Resource_urlhttp://public2.vulnerablecode.io/vulnerabilities/VCID-actq-bfzh-2kgk