PT-2022-11257 · Gpac+1 · Gpac+1

5Hadowblad3 · Published 2018-12-19 · Updated 2023-05-27 · CVE-2021-40565

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Gpac versions through 1.0.1

Description A null pointer dereference vulnerability exists via the gf avc parse nalu function in av parsers.c when using mp4box, which causes a denial of service. This issue leads to a segmentation fault.

Recommendations For versions through 1.0.1, consider disabling the gf avc parse nalu function as a temporary workaround until a patch is available. Restrict the use of mp4box to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2018-2923

CVE-2021-40565

DSA-5411-1

Affected Products

Alt Linux

Gpac

References · 12

• https://github.com/gpac/gpac/commit/893fb99b606eebfae46cde151846a980e689039b · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-40565 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-40565 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-40565 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-40565 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-5411-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-40565 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-40565 · Vendor Advisory
• https://debian.org/security/2023/dsa-5411 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-40565 · Security Note
• https://github.com/gpac/gpac/issues/1902 · Note
• https://t.me/cibsecurity/35379 · Telegram Post