CVE-2026-5318
LibRaw JPEG DHT losslessjpeg.cpp initval out-of-bounds write
Vexday Risk Score
33Atención
Decisión SSVC (CISA)
Attend
PoC disponible → seguir de cerca
CVSS 5.3EPSS 0.6%KEV nãoPoC públicaNuclei —Metasploit —Patch referenciado
Ciclo de vida
02 abr 2026Publicada en NVD
Recomendación: Planificar corrección próxima — ya existe PoC pública.
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:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Productos afectados
n/a · LibRawPoCs públicas encontradas — 1
cve_referencegithub.com/biniamf/pocs/tree/main/libraw_lljpegno verificado⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
Referencias
https://github.com/biniamf/pocs/tree/main/libraw_lljpeghttps://github.com/LibRaw/LibRaw/https://github.com/LibRaw/LibRaw/commit/a6734e867b19d75367c05f872ac26322464e3995https://github.com/LibRaw/LibRaw/issues/794https://github.com/LibRaw/LibRaw/issues/794#issuecomment-4065342499https://github.com/LibRaw/LibRaw/releases/tag/0.22.1https://vuldb.com/submit/780538https://vuldb.com/vuln/354650https://vuldb.com/vuln/354650/cti