Buffer overflow in Libraw
CVE-2026-5342
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_wi…
Vulnerability class: Buffer Overflow
EPSS: 0.001 (18.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Libraw
- N/a Libraw — versions 0.1, 0.2, 0.3
Weakness classification (CWE)
References
- VDB-354671 | LibRaw TIFF/NEF decoders_libraw.cpp nikon_load_padded_packed_raw out-of-bounds (technical-description, Third Party Advisory, VDB Entry, vdb-entry)
- VDB-354671 | CTI Indicators (IOB, IOC, IOA) (signature, Permissions Required, permissions-required, VDB Entry)
- Submit #781223 | LibRaw 0.22.0 Out-of-Bounds Read (Exploit, Third Party Advisory, VDB Entry, third-party-advisory)
- cna@vuldb.com (issue-tracking, Issue Tracking)
- cna@vuldb.com (issue-tracking, Issue Tracking)
- cna@vuldb.com (Exploit, Third Party Advisory, exploit)
- cna@vuldb.com (Patch, patch)
- cna@vuldb.com (Product, Release Notes, patch)
- cna@vuldb.com (Product, product)
Frequently asked questions
- What is CVE-2026-5342?
- CVE-2026-5342 is a medium-severity vulnerability in Libraw, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.3/10. Published 2026-04-02.
- How severe is CVE-2026-5342?
- Medium severity. CVSS v3 base score is 5.3 out of 10.