GPAC MP4Box vobsub.c vobsub_read_idx out-of-bounds
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 4.8epss 0.1%
exploitation probability
0.1%top 98% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A vulnerability was determined in GPAC 26.03-DEV. This affects the function vobsub_read_idx of the file /src/media_tools/vobsub.c of the component MP4Box. Executing a manipulation of the argument num_langs can lead to out-of-bounds read. The attack needs to be launched locally. The exploit has been publicly disclosed and may be utilized. This patch is called 532097084729a936bcdf6a27c41003f3bd7dc3ff. It is best practice to apply a patch to resolve this issue. Two different commits were applied to fix this issue.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
n/a · GPACpublic PoCs found — 1
cve_referencegithub.com/gpac/gpac/issues/3611unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
https://github.com/gpac/gpac/https://github.com/gpac/gpac/commit/532097084729a936bcdf6a27c41003f3bd7dc3ffhttps://github.com/gpac/gpac/commit/aa0fb77b82e51b159a2024c440cdf6b571b14d81https://github.com/gpac/gpac/issues/3611https://vuldb.com/cve/CVE-2026-15185https://vuldb.com/submit/851214https://vuldb.com/vuln/377111https://vuldb.com/vuln/377111/cti