{"id":"CVE-2022-27940","aliases":["DEBIAN-CVE-2022-27940","EUVD-2022-32428","GHSA-f553-xh7g-ffm9","MGASA-2022-0345"],"status":"published","title":"tcprewrite in Tcpreplay 4.4.1 has a heap-based buffer over-read in get_ipv6_next in common/get.c.","description":"tcprewrite in Tcpreplay 4.4.1 has a heap-based buffer over-read in get_ipv6_next in common/get.c.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01113,"percentile":0.66272,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-125","CWE-787"],"published":"2022-03-26T00:00:00Z","modified":"2026-11-03T08:01:27Z","fixes":[{"ecosystem":"Debian:12","package":"tcpreplay","fixed_in":["4.4.2-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"tcpreplay","fixed_in":["4.4.2-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"tcpreplay","fixed_in":["4.4.2-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.2-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.2-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.2-1"}]}]},{"source":"osv","ecosystem":"Mageia:8","package":"tcpreplay","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.2-1.mga8"}]}],"bundled":8}],"products":[{"vendor":"broadcom","product":"tcpreplay"},{"vendor":"fedoraproject","product":"fedora"}],"references":[{"url":"https://github.com/appneta/tcpreplay/issues/718","tags":["x_transferred","Exploit","Third Party Advisory","report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ECRCFJ6X3IVB7BT4KS6AHQMSL532YXYD/","tags":["vendor-advisory","x_transferred","advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5B75AFRJUGOYHCFG2ZV2JKSUPA6MSCT5/","tags":["vendor-advisory","x_transferred","advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JWRZO7BG6DHA5NAC3COB45WFXLYRIERC/","tags":["vendor-advisory","x_transferred","advisory"]},{"url":"https://security.gentoo.org/glsa/202210-08","tags":["vendor-advisory","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-27940","tags":["advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5B75AFRJUGOYHCFG2ZV2JKSUPA6MSCT5/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ECRCFJ6X3IVB7BT4KS6AHQMSL532YXYD/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JWRZO7BG6DHA5NAC3COB45WFXLYRIERC/"},{"url":"https://github.com/advisories/GHSA-f553-xh7g-ffm9"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/27xxx/CVE-2022-27940.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2022-27940","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2022-0345.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=30822","tags":["report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/5B75AFRJUGOYHCFG2ZV2JKSUPA6MSCT5/","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2022-27940","description":"tcprewrite in Tcpreplay 4.4.1 has a heap-based buffer over-read in get_ipv6_next in common/get.c.","status":"published","published":"2022-03-26T00:00:00Z","modified":"2024-08-03T05:41:10.935Z","updated_at":"2026-11-02T14:34:33.913527Z"}],"euvd":[{"id":"EUVD-2022-32428","description":"tcprewrite in Tcpreplay 4.4.1 has a heap-based buffer over-read in get_ipv6_next in common/get.c.","status":"published","published":"2022-03-26T00:00:00Z","modified":"2024-08-03T05:41:10Z","updated_at":"2026-11-03T03:25:41.906388Z"}],"ghsa":[{"id":"GHSA-f553-xh7g-ffm9","title":"tcprewrite in Tcpreplay 4.4.1 has a heap-based buffer over-read in get_ipv6_next in common/get.c.","description":"tcprewrite in Tcpreplay 4.4.1 has a heap-based buffer over-read in get_ipv6_next in common/get.c.","status":"published","published":"2022-03-27T00:00:38Z","modified":"2023-01-30T05:01:41Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:27.869667Z"}],"nvd":[{"id":"CVE-2022-27940","description":"tcprewrite in Tcpreplay 4.4.1 has a heap-based buffer over-read in get_ipv6_next in common/get.c.","status":"published","published":"2022-03-26T13:15:07.75Z","modified":"2026-06-17T04:37:46.613Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:07:14.24948Z"}],"osv":[{"id":"DEBIAN-CVE-2022-27940","description":"tcprewrite in Tcpreplay 4.4.1 has a heap-based buffer over-read in get_ipv6_next in common/get.c.","status":"published","published":"2022-03-26T13:15:07.75Z","modified":"2026-11-03T08:01:27.770113791Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T08:25:01.007408Z"},{"id":"CVE-2022-27940","description":"tcprewrite in Tcpreplay 4.4.1 has a heap-based buffer over-read in get_ipv6_next in common/get.c.","status":"published","published":"2022-03-26T00:00:00Z","modified":"2026-10-28T02:30:50.593962554Z","updated_at":"2026-11-02T15:44:24.758293Z"},{"id":"MGASA-2022-0345","title":"Updated tcpreplay packages fix security vulnerability","description":"tcprewrite in Tcpreplay 4.4.1 has a reachable assertion in get_layer4_v6\nin common/get.c. (CVE-2022-27939)\n\ntcprewrite in Tcpreplay 4.4.1 has a heap-based buffer over-read in\nget_ipv6_next in common/get.c. (CVE-2022-27940)\n\ntcprewrite in Tcpreplay 4.4.1 has a heap-based buffer over-read in\nget_l2len_protocol in common/get.c. (CVE-2022-27941)\n\ntcpprep in Tcpreplay 4.4.1 has a heap-based buffer over-read in parse_mpls\nin common/get.c. (CVE-2022-27942)\n\nTcpreplay version 4.4.1 contains a memory leakage flaw in\nfix_ipv6_checksums() function. The highest threat from this vulnerability\nis to data confidentiality. (CVE-2022-28487)\n\nThe component tcprewrite in Tcpreplay v4.4.1 was discovered to contain a\nheap-based buffer overflow in get_ipv6_next at common/get.c:713.\n(CVE-2022-37047)\n\nThe component tcprewrite in Tcpreplay v4.4.1 was discovered to contain a\nheap-based buffer overflow in get_l2len_protocol at common/get.c:344.\n(CVE-2022-37048)\n\nThe component tcpprep in Tcpreplay v4.4.1 was discovered to contain a\nheap-based buffer overflow in parse_mpls at common/get.c:150.\n(CVE-2022-37049)\n","status":"published","published":"2022-09-26T06:22:36Z","modified":"2026-04-16T04:41:35.777539505Z","updated_at":"2026-11-02T15:49:42.263076Z"}]}}