| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwireguard: socket: free skb in send6 when ipv6 is disabled\n\nI got a memory leak report:\n\nunreferenced object 0xffff8881191fc040 (size 232):\n comm \"kworker/u17:0\", pid 23193, jiffies 4295238848 (age 3464.870s)\n hex dump (first 32 bytes):\n 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n backtrace:\n [<ffffffff814c3ef4>] slab_post_alloc_hook+0x84/0x3b0\n [<ffffffff814c8977>] kmem_cache_alloc_node+0x167/0x340\n [<ffffffff832974fb>] __alloc_skb+0x1db/0x200\n [<ffffffff82612b5d>] wg_socket_send_buffer_to_peer+0x3d/0xc0\n [<ffffffff8260e94a>] wg_packet_send_handshake_initiation+0xfa/0x110\n [<ffffffff8260ec81>] wg_packet_handshake_send_worker+0x21/0x30\n [<ffffffff8119c558>] process_one_work+0x2e8/0x770\n [<ffffffff8119ca2a>] worker_thread+0x4a/0x4b0\n [<ffffffff811a88e0>] kthread+0x120/0x160\n [<ffffffff8100242f>] ret_from_fork+0x1f/0x30\n\nIn function wg_socket_send_buffer_as_reply_to_skb() or wg_socket_send_\nbuffer_to_peer(), the semantics of send6() is required to free skb. But\nwhen CONFIG_IPV6 is disable, kfree_skb() is missing. This patch adds it\nto fix this bug." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/net/wireguard/socket.c" |
| ], |
| "versions": [ |
| { |
| "version": "e7096c131e5161fa3b8e52a650d7719d2857adfd", |
| "lessThan": "096f9d35cac0a0c95ffafc00db84786b665a4837", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "e7096c131e5161fa3b8e52a650d7719d2857adfd", |
| "lessThan": "402991a9771587acc2947cf6c4d689c5397f2258", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "e7096c131e5161fa3b8e52a650d7719d2857adfd", |
| "lessThan": "ebcc492f4ba14bae54b898f1016a37b4282558d1", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "e7096c131e5161fa3b8e52a650d7719d2857adfd", |
| "lessThan": "0b19bcb753dbfb74710d12bb2761ec5ed706c726", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "e7096c131e5161fa3b8e52a650d7719d2857adfd", |
| "lessThan": "bbbf962d9460194993ee1943a793a0a0af4a7fbf", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/net/wireguard/socket.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.6", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.6", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.110", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.33", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.16.19", |
| "lessThanOrEqual": "5.16.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.17.2", |
| "lessThanOrEqual": "5.17.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.18", |
| "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": "5.6", |
| "versionEndExcluding": "5.10.110" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.6", |
| "versionEndExcluding": "5.15.33" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.6", |
| "versionEndExcluding": "5.16.19" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.6", |
| "versionEndExcluding": "5.17.2" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.6", |
| "versionEndExcluding": "5.18" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/096f9d35cac0a0c95ffafc00db84786b665a4837" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/402991a9771587acc2947cf6c4d689c5397f2258" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/ebcc492f4ba14bae54b898f1016a37b4282558d1" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/0b19bcb753dbfb74710d12bb2761ec5ed706c726" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/bbbf962d9460194993ee1943a793a0a0af4a7fbf" |
| } |
| ], |
| "title": "wireguard: socket: free skb in send6 when ipv6 is disabled", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2022-49153", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
