{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2024-41006", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-12T12:17:45.610Z", "datePublished": "2024-07-12T12:44:41.176Z", "dateUpdated": "2026-05-23T15:51:25.954Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-23T15:51:25.954Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetrom: Fix a memory leak in nr_heartbeat_expiry()\n\nsyzbot reported a memory leak in nr_create() [0].\n\nCommit 409db27e3a2e (\"netrom: Fix use-after-free of a listening socket.\")\nadded sock_hold() to the nr_heartbeat_expiry() function, where\na) a socket has a SOCK_DESTROY flag or\nb) a listening socket has a SOCK_DEAD flag.\n\nBut in the case \"a,\" when the SOCK_DESTROY flag is set, the file descriptor\nhas already been closed and the nr_release() function has been called.\nSo it makes no sense to hold the reference count because no one will\ncall another nr_destroy_socket() and put it as in the case \"b.\"\n\nnr_connect\n nr_establish_data_link\n nr_start_heartbeat\n\nnr_release\n switch (nr->state)\n case NR_STATE_3\n nr->state = NR_STATE_2\n sock_set_flag(sk, SOCK_DESTROY);\n\n nr_rx_frame\n nr_process_rx_frame\n switch (nr->state)\n case NR_STATE_2\n nr_state2_machine()\n nr_disconnect()\n nr_sk(sk)->state = NR_STATE_0\n sock_set_flag(sk, SOCK_DEAD)\n\n nr_heartbeat_expiry\n switch (nr->state)\n case NR_STATE_0\n if (sock_flag(sk, SOCK_DESTROY) ||\n (sk->sk_state == TCP_LISTEN\n && sock_flag(sk, SOCK_DEAD)))\n sock_hold() // ( !!! )\n nr_destroy_socket()\n\nTo fix the memory leak, let's call sock_hold() only for a listening socket.\n\nFound by InfoTeCS on behalf of Linux Verification Center\n(linuxtesting.org) with Syzkaller.\n\n[0]: https://syzkaller.appspot.com/bug?extid=d327a1f3b12e1e206c16" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "net/netrom/nr_timer.c" ], "versions": [ { "version": "a31caf5779ace8fa98b0d454133808e082ee7a1b", "lessThan": "d616876256b38ecf9a1a1c7d674192c5346bc69c", "status": "affected", "versionType": "git" }, { "version": "fe9b9e621cebe6b7e83f7e954c70f8bb430520e5", "lessThan": "e07a9c2a850cdebf625e7a1b8171bd23a8554313", "status": "affected", "versionType": "git" }, { "version": "7de16d75b20ab13b75a7291f449a1b00090edfea", "lessThan": "5391f9db2cab5ef1cb411be1ab7dbec728078fba", "status": "affected", "versionType": "git" }, { "version": "d2d3ab1b1de3302de2c85769121fd4f890e47ceb", "lessThan": "280cf1173726a7059b628c610c71050d5c0b6937", "status": "affected", "versionType": "git" }, { "version": "51e394c6f81adbfe7c34d15f58b3d4d44f144acf", "lessThan": "a02fd5d775cf9787ee7698c797e20f2fa13d2e2b", "status": "affected", "versionType": "git" }, { "version": "409db27e3a2eb5e8ef7226ca33be33361b3ed1c9", "lessThan": "b6ebe4fed73eedeb73f4540f8edc4871945474c8", "status": "affected", "versionType": "git" }, { "version": "409db27e3a2eb5e8ef7226ca33be33361b3ed1c9", "lessThan": "d377f5a28332954b19e373d36823e59830ab1712", "status": "affected", "versionType": "git" }, { "version": "409db27e3a2eb5e8ef7226ca33be33361b3ed1c9", "lessThan": "0b9130247f3b6a1122478471ff0e014ea96bb735", "status": "affected", "versionType": "git" }, { "version": "e666990abb2e42dd4ba979b4706280a3664cfae7", "status": "affected", "versionType": "git" }, { "version": "4.19.272", "lessThan": "4.19.317", "status": "affected", "versionType": "semver" }, { "version": "5.4.231", "lessThan": "5.4.279", "status": "affected", "versionType": "semver" }, { "version": "5.10.166", "lessThan": "5.10.221", "status": "affected", "versionType": "semver" }, { "version": "5.15.91", "lessThan": "5.15.162", "status": "affected", "versionType": "semver" }, { "version": "6.1.9", "lessThan": "6.1.96", "status": "affected", "versionType": "semver" }, { "version": "4.14.305", "lessThan": "4.15", "status": "affected", "versionType": "semver" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "net/netrom/nr_timer.c" ], "versions": [ { "version": "6.2", "status": "affected" }, { "version": "0", "lessThan": "6.2", "status": "unaffected", "versionType": "semver" }, { "version": "4.19.317", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.279", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.221", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.162", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.96", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.36", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.9.7", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.10", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19.272", "versionEndExcluding": "4.19.317" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.4.231", "versionEndExcluding": "5.4.279" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10.166", "versionEndExcluding": "5.10.221" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15.91", "versionEndExcluding": "5.15.162" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1.9", "versionEndExcluding": "6.1.96" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.2", "versionEndExcluding": "6.6.36" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.2", "versionEndExcluding": "6.9.7" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.2", "versionEndExcluding": "6.10" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14.305" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/d616876256b38ecf9a1a1c7d674192c5346bc69c" }, { "url": "https://git.kernel.org/stable/c/e07a9c2a850cdebf625e7a1b8171bd23a8554313" }, { "url": "https://git.kernel.org/stable/c/5391f9db2cab5ef1cb411be1ab7dbec728078fba" }, { "url": "https://git.kernel.org/stable/c/280cf1173726a7059b628c610c71050d5c0b6937" }, { "url": "https://git.kernel.org/stable/c/a02fd5d775cf9787ee7698c797e20f2fa13d2e2b" }, { "url": "https://git.kernel.org/stable/c/b6ebe4fed73eedeb73f4540f8edc4871945474c8" }, { "url": "https://git.kernel.org/stable/c/d377f5a28332954b19e373d36823e59830ab1712" }, { "url": "https://git.kernel.org/stable/c/0b9130247f3b6a1122478471ff0e014ea96bb735" } ], "title": "netrom: Fix a memory leak in nr_heartbeat_expiry()", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/d616876256b38ecf9a1a1c7d674192c5346bc69c", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/e07a9c2a850cdebf625e7a1b8171bd23a8554313", "tags": [ "x_transferred" ] 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"role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-09-10T17:00:58.734577Z" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:34:18.546Z" } }, { "x_adpType": "supplier", "providerMetadata": { "orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e", "shortName": "siemens-SADP", "dateUpdated": "2026-05-12T11:56:12.670Z" }, "affected": [ { "vendor": "Siemens", "product": "RUGGEDCOM RST2428P", "versions": [ { "status": "affected", "version": "0", "lessThan": "V3.1", "versionType": "custom" } ], "defaultStatus": "unknown" }, { "vendor": "Siemens", "product": "RUGGEDCOM RST2428P", "versions": [ { "status": "unaffected", "version": "0", "lessThan": "*", "versionType": "custom" } ], "defaultStatus": "unknown" }, { "vendor": "Siemens", "product": "SCALANCE 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