CVE-2021-45863 — MEDIUM (5.5)

Q: What is CVE-2021-45863?

CVE-2021-45863 is a vulnerability with a CVSS score of 5.5 (MEDIUM). tsMuxer git-2678966 was discovered to contain a heap-based buffer overflow via the function HevcUnit::updateBits in hevc.cpp.

Q: How severe is CVE-2021-45863?

CVE-2021-45863 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-45863?

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

Vulnerability Description

tsMuxer git-2678966 was discovered to contain a heap-based buffer overflow via the function HevcUnit::updateBits in hevc.cpp.

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
Tsmuxer Project	Tsmuxer	< 2021-12-21

Related Weaknesses (CWE)

CWE-787

References

https://github.com/justdan96/tsMuxer/issues/509ExploitIssue TrackingPatch
https://github.com/justdan96/tsMuxer/pull/512PatchThird Party Advisory
https://github.com/justdan96/tsMuxer/issues/509ExploitIssue TrackingPatch
https://github.com/justdan96/tsMuxer/pull/512PatchThird Party Advisory

FAQ

What is CVE-2021-45863?

CVE-2021-45863 is a vulnerability with a CVSS score of 5.5 (MEDIUM). tsMuxer git-2678966 was discovered to contain a heap-based buffer overflow via the function HevcUnit::updateBits in hevc.cpp.

How severe is CVE-2021-45863?

CVE-2021-45863 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-2021-45863?

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