CVE-2026-5342
Executing a manipulation of the argument load_flags/raw_width can lead to out-of-bounds read.
Does this matter?
Lower severity and a low EPSS score (0.73%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 4.0
- 5.5 MEDIUMCVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.73% probability · 54th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119, CWE-125
- Affected
- libraw/libraw
- Source
- cna@vuldb.com
EPSS 0.7% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://github.com/LibRaw/LibRaw/Product
- https://github.com/LibRaw/LibRaw/commit/b8397cd45657b84e88bd1202528d1764265f185cPatch
- https://github.com/LibRaw/LibRaw/issues/795Issue Tracking
- https://github.com/LibRaw/LibRaw/issues/795#issuecomment-4073769886Issue Tracking
- https://github.com/LibRaw/LibRaw/releases/tag/0.22.1Product, Release Notes
- https://github.com/biniamf/pocs/tree/main/libraw_nikonpaddedExploit, Third Party Advisory
- https://vuldb.com/submit/781223Exploit, Third Party Advisory, VDB Entry
- https://vuldb.com/vuln/354671Third Party Advisory, VDB Entry
- https://vuldb.com/vuln/354671/ctiPermissions Required, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.