Vulnerability Description
A weakness has been identified in LibRaw up to 0.22.0. This impacts the function HuffTable::initval of the file src/decompressors/losslessjpeg.cpp of the component JPEG DHT Parser. This manipulation of the argument bits[] causes out-of-bounds write. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 0.22.1 will fix this issue. Patch name: a6734e867b19d75367c05f872ac26322464e3995. It is advisable to upgrade the affected component.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libraw | Libraw | < 0.22.1 |
Related Weaknesses (CWE)
References
- https://github.com/LibRaw/LibRaw/Product
- https://github.com/LibRaw/LibRaw/commit/a6734e867b19d75367c05f872ac26322464e3995Patch
- https://github.com/LibRaw/LibRaw/issues/794Issue Tracking
- https://github.com/LibRaw/LibRaw/issues/794#issuecomment-4065342499Issue Tracking
- https://github.com/LibRaw/LibRaw/releases/tag/0.22.1ProductRelease Notes
- https://github.com/biniamf/pocs/tree/main/libraw_lljpegExploitThird Party Advisory
- https://vuldb.com/submit/780538ExploitThird Party AdvisoryVDB Entry
- https://vuldb.com/vuln/354650Third Party AdvisoryVDB Entry
- https://vuldb.com/vuln/354650/ctiPermissions RequiredVDB Entry
FAQ
What is CVE-2026-5318?
CVE-2026-5318 is a vulnerability with a CVSS score of 4.3 (MEDIUM). A weakness has been identified in LibRaw up to 0.22.0. This impacts the function HuffTable::initval of the file src/decompressors/losslessjpeg.cpp of the component JPEG DHT Parser. This manipulation o...
How severe is CVE-2026-5318?
CVE-2026-5318 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-5318?
Check the references section above for vendor advisories and patch information. Affected products include: Libraw Libraw.