CVE-2026-105251 vgmstream VAG File psx_decoder.c ps_find_padding out-of-bounds
An out-of-bounds read in vgmstream's VAG file handler allows remote attackers to cause denial of service or disclose memory contents.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-105251?
CVE-2026-105251 is a medium-severity memory corruption vulnerability in vgmstream, published on 5 Oct 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A vulnerability was detected in vgmstream up to r2117. Affected by this vulnerability is the function ps_find_padding of the file src/coding/psx_decoder.c of the component VAG File Handler. Performing a manipulation results in out-of-bounds read. The attack is possible to be carried out remotely. The patch is named 4b8316652a30d40f99ad43310bed273fd1f8a7a3. It is suggested to install a patch to address this issue.
Which versions are affected by CVE-2026-105251?
How do I fix CVE-2026-105251?
No fix has been published for CVE-2026-105251 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-105251 being exploited?
There is no known exploitation of CVE-2026-105251 in the wild and no public exploit code.
Sources
Also known as GHSA-vmxr-72v8-8f85.