Description
Heap out-of-bound read in ParseJSS in VideoLAN VLC due to missing check of string length allows attackers to read heap uninitialized data via a crafted subtitles file.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| VideoLAN | VLC | All | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | vlc | 2.2.6-1~deb9u1 | — |
| Debian 13 | vlc | 2.2.6-1~deb9u1 | — |
| Debian 12 | vlc | 2.2.6-1~deb9u1 | — |
| Debian 8 | vlc | 2.2.6-1~deb8u1 | DSA-3899-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | vlc | 2.2.2-5ubuntu0.16.04.3 | — |
| Ubuntu 14.04 LTS | vlc | 2.1.6-0ubuntu14.04.3 | — |
Advisories 3
- ICSA-26-146-05 ABB Ability Camera Connect CISA ICS & IT advisories · May 26, 2026
- DSA-3899-1 vlc - security update Debian Security (DSA / DLA) · Mar 9, 2026
- 4HZM000603 ABB Ability Camera Connect Vulnerabilities in outdated 3rd party component (VLC) ABB PSIRT · Nov 28, 2025
References
- GLSA-201707-10 vendor-advisory
- 98631 vdb-entry
- DSA-3899 vendor-advisory
- http://git.videolan.org/?p=vlc.git%3Ba=blobdiff%3Bf=modules/demux/subtitle.c%3Bh=5e4fcdb7f25b2819f5441156c7c0ea2a7d112ca3%3Bhp=2a75fbfb7c3f56b24b2e4498bbb8fe0aa2575974%3Bhb=611398fc8d32f3fe4331f60b220c52ba3557beaa%3Bhpb=075bc7169b05b004fa0250e4a4ce5516b05487a9