PT-2026-25559 · Gpac · Gpac+1

Peterx · Published 2026-01-01 · Updated 2026-03-16 · CVE-2026-4185

Positive Technologies (AI Summary)

CVSS v2.0

6.5

Medium

Base vector

AV:N/AC:L/Au:S/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions GPAC versions up to 2.5-DEV-rev2167-gcc9d617c0-master

Description A flaw exists in GPAC that involves a stack-based buffer overflow within the swf def bits jpeg function, located in the src/scene manager/swf parse.c file of the MP4Box component. The issue stems from the manipulation of the szName argument. This can be exploited remotely, and details of the exploit are publicly available.

Recommendations Apply patch 8961c74f87ae3fe2d3352e622f7730ca96d50cf1 to remediate this issue.

Exploit

Fix

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2026-04704

CVE-2026-4185

Affected Products

Gpac

Mp4Box

References · 17

• 🔥 https://github.com/PeterXukt/test_pocs/blob/main/gpac/test.swf · Exploit
• https://github.com/gpac/gpac/commit/8961c74f87ae3fe2d3352e622f7730ca96d50cf1 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-4185 · Security Note
• https://bdu.fstec.ru/vul/2026-04704 · Security Note
• https://cve.org/CVERecord?id=CVE-2026-4185 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-4185 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-4185 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-4185 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-4185 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-4185 · Vendor Advisory
• https://github.com/gpac/gpac/issues/3436 · Note
• https://vuldb.com/?submit.769840 · Note
• https://vuldb.com/?ctiid.351091 · Note
• https://github.com/gpac/gpac · Note
• https://vuldb.com/?id.351091 · Note