CVE-2021-30022 — MEDIUM (5.5)

Vulnerability Description

There is a integer overflow in media_tools/av_parsers.c in the gf_avc_read_pps_bs_internal in GPAC from 0.5.2 to 1.0.1. pps_id may be a negative number, so it will not return. However, avc->pps only has 255 unit, so there is an overflow, which results a crash.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Gpac	Gpac	>= 0.5.2, <= 1.0.1

Related Weaknesses (CWE)

CWE-190

References

https://github.com/gpac/gpac/blob/v0.5.2/src/media_tools/av_parsers.c#L2344Product
https://github.com/gpac/gpac/commit/51cdb67ff7c5f1242ac58c5aa603ceaf1793b788PatchThird Party Advisory
https://github.com/gpac/gpac/issues/1720ExploitThird Party Advisory
https://github.com/gpac/gpac/commit/51cdb67ff7c5f1242ac58c5aa603ceaf1793b788PatchThird Party Advisory
https://github.com/gpac/gpac/issues/1720ExploitThird Party Advisory

FAQ

What is CVE-2021-30022?

CVE-2021-30022 is a vulnerability with a CVSS score of 5.5 (MEDIUM). There is a integer overflow in media_tools/av_parsers.c in the gf_avc_read_pps_bs_internal in GPAC from 0.5.2 to 1.0.1. pps_id may be a negative number, so it will not return. However, avc->pps only h...

How severe is CVE-2021-30022?

CVE-2021-30022 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-30022?

Check the references section above for vendor advisories and patch information. Affected products include: Gpac Gpac.