{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-123269","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-11-05T18:11:21.135Z","datePublished":"2026-11-06T00:00:33.592Z","dateUpdated":"2026-11-06T17:44:33.655Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-11-06T00:00:33.592Z"},"title":"libyal libvmdk Descriptor File libvmdk_descriptor_file.c libvmdk_descriptor_file_read_header out-of-bounds","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-125","lang":"en","description":"Out-of-Bounds Read"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-119","lang":"en","description":"Memory Corruption"}]}],"affected":[{"vendor":"libyal","product":"libvmdk","versions":[{"version":"n/a","status":"affected"}],"cpes":["cpe:2.3:a:libyal:libvmdk:*:*:*:*:*:*:*:*"],"modules":["Descriptor File Parser"]}],"descriptions":[{"lang":"en","value":"A vulnerability was detected in libyal libvmdk. Affected by this vulnerability is the function libvmdk_descriptor_file_read_header of the file libvmdk/libvmdk_descriptor_file.c of the component Descriptor File Parser. The manipulation results in out-of-bounds read. The attack must be initiated from a local position. The exploit is now public and may be used. The patch is identified as 175d3fc0a0b961f362f16e7560a6169d7213e16b. It is best practice to apply a patch to resolve this issue."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":4.8,"vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":3.3,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C","baseSeverity":"LOW"}},{"cvssV3_0":{"version":"3.0","baseScore":3.3,"vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C","baseSeverity":"LOW"}},{"cvssV2_0":{"version":"2.0","baseScore":1.7,"vectorString":"AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C"}}],"timeline":[{"time":"2026-11-05T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-11-05T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-11-05T19:16:39.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"fczhang (VulDB User)","type":"reporter"}],"references":[{"url":"https://vuldb.com/vuln/431575","name":"VDB-431575 | libyal libvmdk Descriptor File libvmdk_descriptor_file.c libvmdk_descriptor_file_read_header out-of-bounds","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/431575/cti","name":"VDB-431575 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-123269","name":"CVE-2026-123269 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/1032842","name":"Submit #1032842 | libyal (Joachim Metz) libvmdk 396e1873a030ac535bf919f6707d5be57613ae08` Memory corruption","tags":["third-party-advisory"]},{"url":"https://github.com/libyal/libvmdk/issues/41","tags":["issue-tracking"]},{"url":"https://github.com/user-attachments/files/33394231/03_integer_underflow_poc.zip","tags":["exploit"]},{"url":"https://github.com/libyal/libvmdk/commit/175d3fc0a0b961f362f16e7560a6169d7213e16b","tags":["patch"]},{"url":"https://github.com/libyal/libvmdk/","tags":["product"]}],"tags":["x_open-source"],"x_generator":["VulDB PVTS v202611"]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-11-06T17:44:17.214676Z","id":"CVE-2026-123269","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-11-06T17:44:33.655Z"}}]}}