mirror of
https://github.com/fkie-cad/nvd-json-data-feeds.git
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41 lines
2.3 KiB
JSON
41 lines
2.3 KiB
JSON
{
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"id": "CVE-2024-56694",
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"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"published": "2024-12-28T10:15:15.203",
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"lastModified": "2024-12-28T10:15:15.203",
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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\nbpf: fix recursive lock when verdict program return SK_PASS\n\nWhen the stream_verdict program returns SK_PASS, it places the received skb\ninto its own receive queue, but a recursive lock eventually occurs, leading\nto an operating system deadlock. This issue has been present since v6.9.\n\n'''\nsk_psock_strp_data_ready\n write_lock_bh(&sk->sk_callback_lock)\n strp_data_ready\n strp_read_sock\n read_sock -> tcp_read_sock\n strp_recv\n cb.rcv_msg -> sk_psock_strp_read\n # now stream_verdict return SK_PASS without peer sock assign\n __SK_PASS = sk_psock_map_verd(SK_PASS, NULL)\n sk_psock_verdict_apply\n sk_psock_skb_ingress_self\n sk_psock_skb_ingress_enqueue\n sk_psock_data_ready\n read_lock_bh(&sk->sk_callback_lock) <= dead lock\n\n'''\n\nThis topic has been discussed before, but it has not been fixed.\nPrevious discussion:\nhttps://lore.kernel.org/all/6684a5864ec86_403d20898@john.notmuch"
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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/01f1b88acfd79103da0610b45471f6c88ea98d72",
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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/386efa339e08563dd33e83bc951aea5d407fe578",
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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/6694f7acd625ed854bf6342926e771d65dad7f69",
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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/8ca2a1eeadf09862190b2810697702d803ceef2d",
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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/da2bc8a0c8f3ac66fdf980fc59936f851a083561",
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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/f84c5ef6ca23cc2f72f3b830d74f67944684bb05",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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}
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]
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} |