ugrep before 7.6.0 Heap Buffer Over-read via .Z decompression
13Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 4.8epss 0.1%
probabilidad de explotación
0.1%top 98% de las CVE
explotación observada
noninguna fuente lo reporta
ugrep before 7.6.0 contains a heap buffer over-read vulnerability in the LZW decompressor when processing crafted .Z archive files. Attackers can supply malformed .Z files that cause the decompressor to read one byte past the allocated heap buffer, potentially crashing the process.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Productos afectados
Genivia · ugrepReferencias
https://github.com/Genivia/ugrephttps://github.com/Genivia/ugrep/blob/v7.5.0/src/zopen.c#L673https://github.com/Genivia/ugrep/commit/c12849a11264e2c81c860bf78ee9039772f307a4https://github.com/Genivia/ugrep/issues/511https://github.com/Genivia/ugrep/releases/tag/v7.6.0https://www.vulncheck.com/advisories/ugrep-before-7.6.0-heap-buffer-over-read-via-z-decompression