{"id":"CVE-2022-26495","state":"PUBLISHED","title":"In nbd-server in nbd before 3.24, there is an integer overflow with a resultant heap-based buffer overflow. A value of 0xffffffff in the name length field will cause a zero-sized b","description":"In nbd-server in nbd before 3.24, there is an integer overflow with a resultant heap-based buffer overflow. A value of 0xffffffff in the name length field will cause a zero-sized buffer to be allocated for the name, resulting in a write to a dangling pointer. This issue exists for the NBD_OPT_INFO, NBD_OPT_GO, and NBD_OPT_EXPORT_NAME messages.","publishedAt":"2022-03-06T00:00:00.000Z","updatedAt":"2024-08-03T05:03:32.903Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://lists.debian.org/nbd/2022/01/msg00037.html","https://sourceforge.net/projects/nbd/files/nbd/","https://lists.debian.org/debian-lts-announce/2022/03/msg00014.html","https://www.debian.org/security/2022/dsa-5100","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IZHR73XMAJTCFGKUZRXVTZKCK2X3IFNA/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PU5JFD4PEJED72TZLZ5R2Q2SFXICU5I5/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G2UPX62BIWOOHSACGUDB7E3O4URNN37F/","https://security.gentoo.org/glsa/202402-10"],"weaknesses":[],"ingestedAt":"2026-10-29T19:49:49.689Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/26xxx/CVE-2022-26495.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-26495","state":"PUBLISHED","datePublished":"2022-03-06T00:00:00.000Z","dateUpdated":"2024-08-03T05:03:32.903Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2022-03-06T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"In nbd-server in nbd before 3.24, there is an integer overflow with a resultant heap-based buffer overflow. A value of 0xffffffff in the name length field will cause a zero-sized buffer to be allocated for the name, resulting in a write to a dangling pointer. This issue exists for the NBD_OPT_INFO, NBD_OPT_GO, and NBD_OPT_EXPORT_NAME messages."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://lists.debian.org/nbd/2022/01/msg00037.html"},{"url":"https://sourceforge.net/projects/nbd/files/nbd/"},{"url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00014.html","name":"[debian-lts-announce] 20220310 [SECURITY] [DLA 2944-1] nbd security update","tags":["mailing-list"]},{"url":"https://www.debian.org/security/2022/dsa-5100","name":"DSA-5100","tags":["vendor-advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IZHR73XMAJTCFGKUZRXVTZKCK2X3IFNA/","name":"FEDORA-2022-62adf9a1e0","tags":["vendor-advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PU5JFD4PEJED72TZLZ5R2Q2SFXICU5I5/","name":"FEDORA-2022-807e431d5f","tags":["vendor-advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G2UPX62BIWOOHSACGUDB7E3O4URNN37F/","name":"FEDORA-2022-263873fb70","tags":["vendor-advisory"]},{"url":"https://security.gentoo.org/glsa/202402-10","name":"GLSA-202402-10","tags":["vendor-advisory"]}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2024-02-04T11:06:25.543Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/nbd/2022/01/msg00037.html","tags":["x_transferred"]},{"url":"https://sourceforge.net/projects/nbd/files/nbd/","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00014.html","name":"[debian-lts-announce] 20220310 [SECURITY] [DLA 2944-1] nbd security update","tags":["mailing-list","x_transferred"]},{"url":"https://www.debian.org/security/2022/dsa-5100","name":"DSA-5100","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IZHR73XMAJTCFGKUZRXVTZKCK2X3IFNA/","name":"FEDORA-2022-62adf9a1e0","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PU5JFD4PEJED72TZLZ5R2Q2SFXICU5I5/","name":"FEDORA-2022-807e431d5f","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G2UPX62BIWOOHSACGUDB7E3O4URNN37F/","name":"FEDORA-2022-263873fb70","tags":["vendor-advisory","x_transferred"]},{"url":"https://security.gentoo.org/glsa/202402-10","name":"GLSA-202402-10","tags":["vendor-advisory","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T05:03:32.903Z"}}]}}}