CVE-2022-31796

Description

libjpeg 1.63 has a heap-based buffer over-read in HierarchicalBitmapRequester::FetchRegion in hierarchicalbitmaprequester.cpp because the MCU size can be different between allocation and use.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.26%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/thorfdbg/libjpeg/issues/71 third party advisory
https://github.com/thorfdbg/libjpeg/commit/187035b9726710b4fe11d565c7808975c930895d third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2022-31796?
CVE-2022-31796 has been scored as a medium severity vulnerability.
How to fix CVE-2022-31796?
To fix CVE-2022-31796, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-31796 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-31796 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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