PT-2021-18570 · Gpac · Gpac

Treebacker · Published 2021-04-19 · Updated 2021-04-21 · CVE-2021-30015

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 version 1.0.1

Description The issue is a Null Pointer Dereference in the gf filter pck new alloc internal function, located in filter core/filter pck.c. This occurs because the ctx.opid may be NULL, causing a crash. The pid is derived from the av1dmx parse flush sample function.

Recommendations For GPAC version 1.0.1, as a temporary workaround, consider disabling the gf filter pck new alloc internal function until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2021-30015

Affected Products

Gpac

References · 10

• 🔥 https://github.com/gpac/gpac/issues/1719 · Exploit
• https://github.com/gpac/gpac/commit/13dad7d5ef74ca2e6fe4010f5b03eb12e9bbe0ec · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-30015 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-30015 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2021-30015 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-30015 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-30015 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30015 · Security Note
• https://osv.dev/vulnerability/CVE-2021-30015 · Vendor Advisory
• https://t.me/cvenotify/13471 · Telegram Post