CVE-2025-43962

Description

In LibRaw before 0.21.4, phase_one_correct in decoders/load_mfbacks.cpp has out-of-bounds reads for tag 0x412 processing, related to large w0 or w1 values or the frac and mult calculations.

Category

2.9
CVSS
Severity: Low
CVSS 3.1 •
EPSS 0.05%
Affected: LibRaw LibRaw
Published at:
Updated at:

References

Link Tags
https://www.libraw.org/news/libraw-0-21-4-release release notes
https://github.com/LibRaw/LibRaw/compare/0.21.3...0.21.4 patch release notes
https://github.com/LibRaw/LibRaw/commit/66fe663e02a4dd610b4e832f5d9af326709336c2 patch

Frequently Asked Questions

What is the severity of CVE-2025-43962?
CVE-2025-43962 has been scored as a low severity vulnerability.
How to fix CVE-2025-43962?
To fix CVE-2025-43962, 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-2025-43962 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-43962 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.
What software or system is affected by CVE-2025-43962?
CVE-2025-43962 affects LibRaw LibRaw.
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