UBUNTU-CVE-2026-14191

An out-of-bounds heap write exists in the RAR5 recovery-volume .rev parser in WinRAR and UnRAR RecVolumes5::ReadHeader in recvol5.cpp. The RecItems vector is sized only when the first .rev file in a set is processed; subsequent .rev files supply an independent RecNum value that is validated again...

PT-2026-54451

Name of the Vulnerable Software and Affected Versions WinRAR versions prior to 7.23 UnRAR versions prior to 7.23 Description An out-of-bounds heap write exists in the RAR5 recovery-volume .rev parser within the RecVolumes5::ReadHeader function in recvol5.cpp. The issue occurs because the RecItems...