mirror of
https://github.com/fkie-cad/nvd-json-data-feeds.git
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37 lines
2.4 KiB
JSON
37 lines
2.4 KiB
JSON
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{
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"id": "CVE-2022-49153",
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"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"published": "2025-02-26T07:00:52.533",
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"lastModified": "2025-02-26T07:00:52.533",
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"vulnStatus": "Received",
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"cveTags": [],
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"descriptions": [
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{
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"lang": "en",
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"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."
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}
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],
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"metrics": {},
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/096f9d35cac0a0c95ffafc00db84786b665a4837",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/0b19bcb753dbfb74710d12bb2761ec5ed706c726",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/402991a9771587acc2947cf6c4d689c5397f2258",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/bbbf962d9460194993ee1943a793a0a0af4a7fbf",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/ebcc492f4ba14bae54b898f1016a37b4282558d1",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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}
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]
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}
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