CVE-2026-5318
LibRaw JPEG DHT losslessjpeg.cpp initval out-of-bounds write
Vexday Risk Score
33Atenção
Decisão SSVC (CISA)
Attend
PoC disponível → acompanhar de perto
CVSS 5.3EPSS 0.6%KEV nãoPoC públicaNuclei —Metasploit —Patch referenciado
Ciclo de vida
02 abr 2026Publicada no NVD
Recomendação: Planejar correção próxima — já 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
Produtos afetados
n/a · LibRawPoCs públicas encontradas — 1
cve_referencegithub.com/biniamf/pocs/tree/main/libraw_lljpegnão verificado⚠ Recursos públicos, para você avaliar a exposição de sistemas que controla ou está autorizado a testar. Teste apenas com autorização.
Referências
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