Vulnerability Details : CVE-2021-40564
A Segmentation fault caused by null pointer dereference vulnerability eists in Gpac through 1.0.2 via the avc_parse_slice function in av_parsers.c when using mp4box, which causes a denial of service.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2021-40564
- cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-40564
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 41 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-40564
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2021-40564
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-40564
-
https://www.debian.org/security/2023/dsa-5411
Debian -- Security Information -- DSA-5411-1 gpac
-
https://github.com/gpac/gpac/commit/cf6771c857eb9a290e2c19ddacfdd3ed98b27618
fixed #1898 · gpac/gpac@cf6771c · GitHubPatch;Third Party Advisory
-
https://github.com/gpac/gpac/issues/1898
Segmentation fault caused by null pointer dereference using mp4box in avc_parse_slice, av_parsers.c:5678 · Issue #1898 · gpac/gpac · GitHubThird Party Advisory
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