CVE-2022-31620 — MEDIUM (6.5)

Vulnerability Description

In libjpeg before 1.64, BitStream<false>::Get in bitstream.hpp has an assertion failure that may cause denial of service. This is related to out-of-bounds array access during arithmetically coded lossless scan or arithmetically coded sequential scan.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Libjpeg Project	Libjpeg	< 1.64

Related Weaknesses (CWE)

CWE-617

References

https://github.com/thorfdbg/libjpeg/commit/ef4a29a62ab48b8dc235f4af52cfd6319eda9PatchThird Party Advisory
https://github.com/thorfdbg/libjpeg/issues/70ExploitIssue TrackingThird Party Advisory
https://github.com/thorfdbg/libjpeg/commit/ef4a29a62ab48b8dc235f4af52cfd6319eda9PatchThird Party Advisory
https://github.com/thorfdbg/libjpeg/issues/70ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2022-31620?

CVE-2022-31620 is a vulnerability with a CVSS score of 6.5 (MEDIUM). In libjpeg before 1.64, BitStream<false>::Get in bitstream.hpp has an assertion failure that may cause denial of service. This is related to out-of-bounds array access during arithmetically coded loss...

How severe is CVE-2022-31620?

CVE-2022-31620 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-31620?

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