ALPINE-CVE-2026-107891

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Source
https://security.alpinelinux.org/vuln/CVE-2026-107891
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-107891.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2026-107891
Upstream
Published
2026-11-05T16:17:32Z
Modified
2026-11-06T09:30:02Z
Severity
  • 8.1 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

musl libc before 1.2.7, when an untrusted regular expression is used with regcomp, has multiple integer overflows, possibly leading to incorrect allocation sizes and out-of-bounds heap writes.

References

Affected packages

Alpine:v3.20 / musl

Package

Name
musl
Purl
pkg:apk/alpine/musl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.2.5-r4

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-107891.json"

Alpine:v3.21 / musl

Package

Name
musl
Purl
pkg:apk/alpine/musl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.2.5-r12

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-107891.json"

Alpine:v3.22 / musl

Package

Name
musl
Purl
pkg:apk/alpine/musl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.2.5-r13

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-107891.json"

Alpine:v3.23 / musl

Package

Name
musl
Purl
pkg:apk/alpine/musl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.2.5-r24

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-107891.json"

Alpine:v3.24 / musl

Package

Name
musl
Purl
pkg:apk/alpine/musl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.2.6-r3

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-107891.json"