{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2024-41007", "ASSIGNER": "cve@kernel.org", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntcp: avoid too many retransmit packets\n\nIf a TCP socket is using TCP_USER_TIMEOUT, and the other peer\nretracted its window to zero, tcp_retransmit_timer() can\nretransmit a packet every two jiffies (2 ms for HZ=1000),\nfor about 4 minutes after TCP_USER_TIMEOUT has 'expired'.\n\nThe fix is to make sure tcp_rtx_probe0_timed_out() takes\nicsk->icsk_user_timeout into account.\n\nBefore blamed commit, the socket would not timeout after\nicsk->icsk_user_timeout, but would use standard exponential\nbackoff for the retransmits.\n\nAlso worth noting that before commit e89688e3e978 (\"net: tcp:\nfix unexcepted socket die when snd_wnd is 0\"), the issue\nwould last 2 minutes instead of 4." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Linux", "product": { "product_data": [ { "product_name": "Linux", "version": { "version_data": [ { "version_affected": "<", "version_name": "b701a99e431d", "version_value": "7bb7670f92bf" }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "versions": [ { "version": "4.19", "status": "affected" }, { "version": "0", "lessThan": "4.19", "status": "unaffected", "versionType": "semver" }, { "version": "4.19.318", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.280", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.222", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.163", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.100", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.41", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.9.10", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.10", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ], "defaultStatus": "affected" } } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://git.kernel.org/stable/c/7bb7670f92bfbd05fc41a8f9a8f358b7ffed65f4", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/7bb7670f92bfbd05fc41a8f9a8f358b7ffed65f4" }, { "url": "https://git.kernel.org/stable/c/d2346fca5bed130dc712f276ac63450201d52969", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/d2346fca5bed130dc712f276ac63450201d52969" }, { "url": "https://git.kernel.org/stable/c/5d7e64d70a11d988553a08239c810a658e841982", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/5d7e64d70a11d988553a08239c810a658e841982" }, { "url": "https://git.kernel.org/stable/c/04317a2471c2f637b4c49cbd0e9c0d04a519f570", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/04317a2471c2f637b4c49cbd0e9c0d04a519f570" }, { "url": "https://git.kernel.org/stable/c/e113cddefa27bbf5a79f72387b8fbd432a61a466", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/e113cddefa27bbf5a79f72387b8fbd432a61a466" }, { "url": "https://git.kernel.org/stable/c/dfcdd7f89e401d2c6616be90c76c2fac3fa98fde", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/dfcdd7f89e401d2c6616be90c76c2fac3fa98fde" }, { "url": "https://git.kernel.org/stable/c/66cb64a1d2239cd0309f9b5038b05462570a5be1", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/66cb64a1d2239cd0309f9b5038b05462570a5be1" }, { "url": "https://git.kernel.org/stable/c/97a9063518f198ec0adb2ecb89789de342bb8283", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/97a9063518f198ec0adb2ecb89789de342bb8283" } ] }, "generator": { "engine": "bippy-9e1c9544281a" } }