UBUNTU-CVE-2026-86139
- Source
- https://ubuntu.com/security/CVE-2026-86139
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-86139.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2026-86139
- Upstream
- Downstream
- Related
- Published
- 2026-09-05T05:17:00Z
- Modified
- 2026-10-09T07:45:04Z
- Severity
-
- 6.9 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L CVSS Calculator
- 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Ubuntu - medium
- Summary
- [none]
- Details
-
In libxml2 before 2.15.4, xmlURIEscapeStr in uri.c has an integer overflow.
- References
Affected packages
Ubuntu:26.04:LTS / libxml2
Package
- Name
- libxml2
- Purl
- pkg:deb/ubuntu/libxml2?arch=source&distro=resolute
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0 Unknown introduced version / All previous versions are affectedFixed2.15.2+dfsg-0.1ubuntu0.3
Affected versions
2.*
2.14.5+dfsg-0.2
2.14.5+dfsg-0.2build1
2.15.1+dfsg-0.3
2.15.1+dfsg-0.4
2.15.1+dfsg-1
2.15.1+dfsg-2
2.15.1+dfsg-2ubuntu1
2.15.1+dfsg-2ubuntu2
2.15.2+dfsg-0.1
2.15.2+dfsg-0.1ubuntu0.1
2.15.2+dfsg-0.1ubuntu0.2
Ecosystem specific
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libxml2-16",
"binary_version": "2.15.2+dfsg-0.1ubuntu0.3"
},
{
"binary_name": "libxml2-source",
"binary_version": "2.15.2+dfsg-0.1ubuntu0.3"
},
{
"binary_name": "libxml2-utils",
"binary_version": "2.15.2+dfsg-0.1ubuntu0.3"
},
{
"binary_name": "python3-libxml2",
"binary_version": "2.15.2+dfsg-0.1ubuntu0.3"
}
]
}