CVE-2026-5342

5.5 mediumEPSS 0.8%

A flaw has been found in LibRaw up to 0.22.0. This affects the function LibRaw::nikon_load_padded_packed_raw of the file src/decoders/decoders_libraw.cpp of the component TIFF/NEF. Executing a manipulation of the argument load_flags/raw_width can lead to out-of-bounds read. It is possible to launch the attack remotely. The exploit has been published and may be used. Upgrading to version 0.22.1 mitigates this issue. This patch is called b8397cd45657b84e88bd1202528d1764265f185c. It is advisable to upgrade the affected component.

Severity

CVSS 4.0

5.5 medium

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

CVSS 3.1

5.3 medium

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

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 55% of CVEs (scores of 2026-10-31)
CWEs: CWE-119, CWE-125
Published: 2026-04-02
Modified: 2026-07-24
Record from: the NVD, synced 2026-10-19

Affected

libraw:libraw

References

https://github.com/LibRaw/LibRaw/
https://github.com/LibRaw/LibRaw/commit/b8397cd45657b84e88bd1202528d1764265f185c
https://github.com/LibRaw/LibRaw/issues/795
https://github.com/LibRaw/LibRaw/issues/795#issuecomment-4073769886
https://github.com/LibRaw/LibRaw/releases/tag/0.22.1

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