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CVE-2021-30022

Date: April 19, 2021

There is a integer overflow in media_tools/av_parsers.c in the gf_avc_read_pps_bs_internal in GPAC 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.

Language: C

Severity Score

Related Resources (6)

https://github.com/gpac/gpac/commit/51cdb67ff7c5f1242ac58c5aa603ceaf1793b788
https://nvd.nist.gov/vuln/detail/CVE-2021-30022
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-30022
https://github.com/gpac/gpac/issues/1720
https://security-tracker.debian.org/tracker/CVE-2021-30022
https://www.mend.io/vulnerability-database/CVE-2021-30022

Severity Score

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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