| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv4: ip_tunnel: Fix suspicious RCU usage warning in ip_tunnel_find()\n\nThe per-netns IP tunnel hash table is protected by the RTNL mutex and\nip_tunnel_find() is only called from the control path where the mutex is\ntaken.\n\nAdd a lockdep expression to hlist_for_each_entry_rcu() in\nip_tunnel_find() in order to validate that the mutex is held and to\nsilence the suspicious RCU usage warning [1].\n\n[1]\nWARNING: suspicious RCU usage\n6.12.0-rc3-custom-gd95d9a31aceb #139 Not tainted\n-----------------------------\nnet/ipv4/ip_tunnel.c:221 RCU-list traversed in non-reader section!!\n\nother info that might help us debug this:\n\nrcu_scheduler_active = 2, debug_locks = 1\n1 lock held by ip/362:\n #0: ffffffff86fc7cb0 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x377/0xf60\n\nstack backtrace:\nCPU: 12 UID: 0 PID: 362 Comm: ip Not tainted 6.12.0-rc3-custom-gd95d9a31aceb #139\nHardware name: Bochs Bochs, BIOS Bochs 01/01/2011\nCall Trace:\n <TASK>\n dump_stack_lvl+0xba/0x110\n lockdep_rcu_suspicious.cold+0x4f/0xd6\n ip_tunnel_find+0x435/0x4d0\n ip_tunnel_newlink+0x517/0x7a0\n ipgre_newlink+0x14c/0x170\n __rtnl_newlink+0x1173/0x19c0\n rtnl_newlink+0x6c/0xa0\n rtnetlink_rcv_msg+0x3cc/0xf60\n netlink_rcv_skb+0x171/0x450\n netlink_unicast+0x539/0x7f0\n netlink_sendmsg+0x8c1/0xd80\n ____sys_sendmsg+0x8f9/0xc20\n ___sys_sendmsg+0x197/0x1e0\n __sys_sendmsg+0x122/0x1f0\n do_syscall_64+0xbb/0x1d0\n entry_SYSCALL_64_after_hwframe+0x77/0x7f" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/ipv4/ip_tunnel.c" |
| ], |
| "versions": [ |
| { |
| "version": "c54419321455631079c7d6e60bc732dd0c5914c5", |
| "lessThan": "31bd7378c6fe100a8af0e996ea0b5dafd3579df6", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "c54419321455631079c7d6e60bc732dd0c5914c5", |
| "lessThan": "6ac5dfa575136da8dd8a9e7c1437c41f3a593993", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "c54419321455631079c7d6e60bc732dd0c5914c5", |
| "lessThan": "ce11424026cbf87d5861b09e5e33565ff7f2ec8d", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "c54419321455631079c7d6e60bc732dd0c5914c5", |
| "lessThan": "e0500e4373cd3d5eace1f1712444ab830b82c114", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "c54419321455631079c7d6e60bc732dd0c5914c5", |
| "lessThan": "f20fe2cfe06ca1b008b09da4f2b4e0c5547ccef6", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "c54419321455631079c7d6e60bc732dd0c5914c5", |
| "lessThan": "90e0569dd3d32f4f4d2ca691d3fa5a8a14a13c12", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/ipv4/ip_tunnel.c" |
| ], |
| "versions": [ |
| { |
| "version": "3.10", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "3.10", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.234", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.178", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.128", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.75", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.11.7", |
| "lessThanOrEqual": "6.11.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.12", |
| "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": "3.10", |
| "versionEndExcluding": "5.10.234" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.10", |
| "versionEndExcluding": "5.15.178" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.10", |
| "versionEndExcluding": "6.1.128" |
| }, |
| { |
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| "versionEndExcluding": "6.6.75" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.10", |
| "versionEndExcluding": "6.11.7" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.10", |
| "versionEndExcluding": "6.12" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/31bd7378c6fe100a8af0e996ea0b5dafd3579df6" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/6ac5dfa575136da8dd8a9e7c1437c41f3a593993" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/ce11424026cbf87d5861b09e5e33565ff7f2ec8d" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/e0500e4373cd3d5eace1f1712444ab830b82c114" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/f20fe2cfe06ca1b008b09da4f2b4e0c5547ccef6" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/90e0569dd3d32f4f4d2ca691d3fa5a8a14a13c12" |
| } |
| ], |
| "title": "ipv4: ip_tunnel: Fix suspicious RCU usage warning in ip_tunnel_find()", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-50304", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
