DEBIAN-CVE-2025-49796

A vulnerability was found in libxml2. Processing certain sch:name elements from the input XML file can trigger a memory corruption issue. This flaw allows an attacker to craft a malicious XML input file that can lead libxml to crash, resulting in a denial of service or other possible undefined behavior due to sensitive data being corrupted in memory.

References

https://security-tracker.debian.org/tracker/CVE-2025-49796

Affected packages

Debian:12 / libxml2

Package

Name: libxml2
Purl: pkg:deb/debian/libxml2?arch=source&distro=bookworm

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

2.9.14+dfsg-1.3~deb12u3

Affected versions

2.*

2.9.14+dfsg-1.2

2.9.14+dfsg-1.3~deb12u1

2.9.14+dfsg-1.3~deb12u2

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-49796.json"

Debian:13 / libxml2

Package

Name: libxml2
Purl: pkg:deb/debian/libxml2?arch=source&distro=trixie

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

2.12.7+dfsg+really2.9.14-2

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-49796.json"

Debian:14 / libxml2

Package

Name: libxml2
Purl: pkg:deb/debian/libxml2?arch=source&distro=forky

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

2.12.7+dfsg+really2.9.14-2

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-49796.json"