CVE catalog
CVE-2026-95127
An issue in libass v.0.17.5 allows a remote attacker to cause a denial of service via the ass_outline_construct() in libass/ass_render.c
- Severity
- High · CVSS 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.26% · Oct 25, 2026
An issue in libass v.0.17.5 allows a remote attacker to cause a denial of service via the ass_outline_construct() in libass/ass_render.c
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | libass | sid | 1:0.17.5-1 | vulnerable |
| Debian | libass | forky | 1:0.17.5-1 | vulnerable |
| Debian | libass | trixie | 1:0.17.3-1+deb13u1 | vulnerable |
| Debian | libass | bookworm | 1:0.17.1-1 | vulnerable |
| Debian | libass | bookworm-security | 1:0.17.1-1+deb12u1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | libass | source | sid | (unfixed) | not yet assigned | Not reported | [1151095] |
| Debian | libass | source | forky | (unfixed) | not yet assigned | Not reported | [1151095] |
| Debian | libass | source | trixie | (unfixed) | not yet assigned | Not reported | [1151095] |
| Debian | libass | source | bookworm | (unfixed) | not yet assigned | Not reported | [1151095] |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libass9]Affected
Source package: [libass]
Details (2)
1:0.17.1-1· amd64 · bookwormAffected
nvd · libass · debian · bookworm; nvd · libass · debian · 12
1:0.17.1-1· arm64 · bookwormAffected
nvd · libass · debian · bookworm; nvd · libass · debian · 12
- [libass-dev]Affected
Source package: [libass]
Details (2)
1:0.17.1-1· amd64 · bookwormAffected
nvd · libass · debian · bookworm; nvd · libass · debian · 12
1:0.17.1-1· arm64 · bookwormAffected
nvd · libass · debian · bookworm; nvd · libass · debian · 12
[Debian 13 (Trixie)]
- [libass9]Affected
Source package: [libass]
Details (2)
1:0.17.3-1+deb13u1· amd64 · trixieAffected
nvd · libass · debian · 13
1:0.17.3-1+deb13u1· arm64 · trixieAffected
nvd · libass · debian · 13
- [libass-dev]Affected
Source package: [libass]
Details (2)
1:0.17.3-1+deb13u1· amd64 · trixieAffected
nvd · libass · debian · 13
1:0.17.3-1+deb13u1· arm64 · trixieAffected
nvd · libass · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/]
- [https://gist.github.com/1820893135-pixel/5aee1e778240351c744ce5496eef3285]
- [https://github.com/libass/libass/issues/947]
- [https://github.com/libass/libass/pull/955]
- [https://github.com/libass/libass/pull/955/changes/d570c2f5ed55844ec9b77b085deb3cb8ef59cb4a]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-95127]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-95127]
- [https://security-tracker.debian.org/tracker/CVE-2026-95127]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-95127.json]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]