ALPINE-CVE-2026-29079

Source
https://security.alpinelinux.org/vuln/CVE-2026-29079
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-29079.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2026-29079
Upstream
Published
2026-03-13T19:54:32Z
Modified
2026-11-03T06:32:53Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

Lexbor is a web browser engine library. Prior to 2.7.0, a type‑confusion vulnerability exists in Lexbor’s HTML fragment parser. When ns = UNDEF, a comment is created using the “unknown element” constructor. The comment’s data are written into the element’s fields via an unsafe cast, corrupting the qualified_name field. That corrupted value is later used as a pointer and dereferenced near the zero page. This vulnerability is fixed in 2.7.0.

References

Affected packages

Alpine:v3.22 / php84

Package

Name
php84
Purl
pkg:apk/alpine/php84?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
8.4.27-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-29079.json"

Alpine:v3.23 / php84

Package

Name
php84
Purl
pkg:apk/alpine/php84?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
8.4.21-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-29079.json"

Alpine:v3.23 / php85

Package

Name
php85
Purl
pkg:apk/alpine/php85?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
8.5.6-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-29079.json"

Alpine:v3.24 / php85

Package

Name
php85
Purl
pkg:apk/alpine/php85?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
8.5.6-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-29079.json"