{"id":"CVE-2026-120451","published":"2026-11-02T15:17:28.357","lastModified":"2026-11-02T19:34:23.993","description":"libgphoto2 through 2.5.34 contains stack-based and heap-based buffer overflow vulnerabilities in jl2005c_init() that allow malicious USB devices to corrupt memory by supplying an unbounded allocation table entry count. Attackers can connect a spoofed Jeilin JL2005B/C/D camera reporting 1022 or more entries to overwrite the saved return address and heap data, potentially achieving code execution.","cvssScore":6.8,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwes":["CWE-787"],"vendors":[],"products":[],"references":[{"url":"https://github.com/gphoto/libgphoto2/blob/v2.5.34/camlibs/jl2005c/jl2005c.c#L138-L154","tags":[]},{"url":"https://github.com/gphoto/libgphoto2/commit/6a3393dd996502457ab965432cf0b2035278825e","tags":[]},{"url":"https://github.com/gphoto/libgphoto2/commit/af3b8e9c542cda863fb5f2f3cfeb261bd78e4442","tags":[]},{"url":"https://github.com/gphoto/libgphoto2/issues/1326","tags":[]},{"url":"https://hackmd.io/@haindpwn/libgphoto2-jl2005c-init-alloc-table-buffer-overflow","tags":[]},{"url":"https://www.vulncheck.com/advisories/libgphoto2-through-2.5.34-buffer-overflow-via-jl2005c-camera-driver","tags":[]}],"exploitRefs":[{"url":"https://github.com/gphoto/libgphoto2/blob/v2.5.34/camlibs/jl2005c/jl2005c.c#L138-L154","tags":[]},{"url":"https://github.com/gphoto/libgphoto2/commit/6a3393dd996502457ab965432cf0b2035278825e","tags":[]},{"url":"https://github.com/gphoto/libgphoto2/commit/af3b8e9c542cda863fb5f2f3cfeb261bd78e4442","tags":[]},{"url":"https://github.com/gphoto/libgphoto2/issues/1326","tags":[]}],"hasPoc":true,"ai":null}