{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-120451","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-11-02T12:42:20.273Z","datePublished":"2026-11-02T14:29:09.529Z","dateUpdated":"2026-11-02T14:29:09.529Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-11-02T14:29:09.529Z"},"datePublic":"2026-10-22T00:00:00.000Z","title":"libgphoto2 through 2.5.34 Buffer Overflow via jl2005c Camera Driver","descriptions":[{"lang":"en","value":"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."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Out-of-bounds Write","cweId":"CWE-787","type":"CWE"}]}],"affected":[{"vendor":"gPhoto","product":"libgphoto2","defaultStatus":"unaffected","versions":[{"version":"0","lessThanOrEqual":"2.5.34","status":"affected","versionType":"semver"}],"repo":"https://github.com/gphoto/libgphoto2"}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","attackVector":"PHYSICAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"PHYSICAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":6.8,"baseSeverity":"MEDIUM"}}],"references":[{"url":"https://github.com/gphoto/libgphoto2/issues/1326","tags":["issue-tracking"]},{"url":"https://github.com/gphoto/libgphoto2/commit/af3b8e9c542cda863fb5f2f3cfeb261bd78e4442","tags":["patch"]},{"url":"https://github.com/gphoto/libgphoto2/commit/6a3393dd996502457ab965432cf0b2035278825e","tags":["patch"]},{"url":"https://github.com/gphoto/libgphoto2/blob/v2.5.34/camlibs/jl2005c/jl2005c.c#L138-L154","tags":["technical-description"]},{"url":"https://hackmd.io/@haindpwn/libgphoto2-jl2005c-init-alloc-table-buffer-overflow","tags":["technical-description"]},{"name":"VulnCheck Advisory: libgphoto2 through 2.5.34 Buffer Overflow via jl2005c Camera Driver","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/libgphoto2-through-2.5.34-buffer-overflow-via-jl2005c-camera-driver"}],"credits":[{"lang":"en","value":"HaiND from the Post and Telecommunication Institute of Technology","type":"finder"},{"lang":"en","value":"TheProtagonist07","type":"remediation developer"}],"x_generator":{"engine":"vulncheck-endgame"}}}}