CVE-2024-26863 (GCVE-0-2024-26863)

Vulnerability from cvelistv5 – Published: 2024-04-17 10:27 – Updated: 2025-05-04 08:58
VLAI?
Title
hsr: Fix uninit-value access in hsr_get_node()
Summary
In the Linux kernel, the following vulnerability has been resolved: hsr: Fix uninit-value access in hsr_get_node() KMSAN reported the following uninit-value access issue [1]: ===================================================== BUG: KMSAN: uninit-value in hsr_get_node+0xa2e/0xa40 net/hsr/hsr_framereg.c:246 hsr_get_node+0xa2e/0xa40 net/hsr/hsr_framereg.c:246 fill_frame_info net/hsr/hsr_forward.c:577 [inline] hsr_forward_skb+0xe12/0x30e0 net/hsr/hsr_forward.c:615 hsr_dev_xmit+0x1a1/0x270 net/hsr/hsr_device.c:223 __netdev_start_xmit include/linux/netdevice.h:4940 [inline] netdev_start_xmit include/linux/netdevice.h:4954 [inline] xmit_one net/core/dev.c:3548 [inline] dev_hard_start_xmit+0x247/0xa10 net/core/dev.c:3564 __dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349 dev_queue_xmit include/linux/netdevice.h:3134 [inline] packet_xmit+0x9c/0x6b0 net/packet/af_packet.c:276 packet_snd net/packet/af_packet.c:3087 [inline] packet_sendmsg+0x8b1d/0x9f30 net/packet/af_packet.c:3119 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x735/0xa10 net/socket.c:2191 __do_sys_sendto net/socket.c:2203 [inline] __se_sys_sendto net/socket.c:2199 [inline] __x64_sys_sendto+0x125/0x1c0 net/socket.c:2199 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x6d/0x140 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b Uninit was created at: slab_post_alloc_hook+0x129/0xa70 mm/slab.h:768 slab_alloc_node mm/slub.c:3478 [inline] kmem_cache_alloc_node+0x5e9/0xb10 mm/slub.c:3523 kmalloc_reserve+0x13d/0x4a0 net/core/skbuff.c:560 __alloc_skb+0x318/0x740 net/core/skbuff.c:651 alloc_skb include/linux/skbuff.h:1286 [inline] alloc_skb_with_frags+0xc8/0xbd0 net/core/skbuff.c:6334 sock_alloc_send_pskb+0xa80/0xbf0 net/core/sock.c:2787 packet_alloc_skb net/packet/af_packet.c:2936 [inline] packet_snd net/packet/af_packet.c:3030 [inline] packet_sendmsg+0x70e8/0x9f30 net/packet/af_packet.c:3119 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x735/0xa10 net/socket.c:2191 __do_sys_sendto net/socket.c:2203 [inline] __se_sys_sendto net/socket.c:2199 [inline] __x64_sys_sendto+0x125/0x1c0 net/socket.c:2199 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x6d/0x140 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b CPU: 1 PID: 5033 Comm: syz-executor334 Not tainted 6.7.0-syzkaller-00562-g9f8413c4a66f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 ===================================================== If the packet type ID field in the Ethernet header is either ETH_P_PRP or ETH_P_HSR, but it is not followed by an HSR tag, hsr_get_skb_sequence_nr() reads an invalid value as a sequence number. This causes the above issue. This patch fixes the issue by returning NULL if the Ethernet header is not followed by an HSR tag.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: f266a683a4804dc499efc6c2206ef68efed029d0 , < e3b2bfb8ff1810a537b2aa55ba906a6743ed120c (git)
Affected: f266a683a4804dc499efc6c2206ef68efed029d0 , < 889ed056eae7fda85b769a9ab33c093379c45428 (git)
Affected: f266a683a4804dc499efc6c2206ef68efed029d0 , < 7fb2d4d6bb1c85f7a23aace0ed6c86a95dea792a (git)
Affected: f266a683a4804dc499efc6c2206ef68efed029d0 , < a809bbfd0e503351d3051317288a70a4569a4949 (git)
Affected: f266a683a4804dc499efc6c2206ef68efed029d0 , < 1ed222ca7396938eb1ab2d034f1ba0d8b00a7122 (git)
Affected: f266a683a4804dc499efc6c2206ef68efed029d0 , < 39cc316fb3bc5e7c9dc5eed314fe510d119c6862 (git)
Affected: f266a683a4804dc499efc6c2206ef68efed029d0 , < 97d2148ea435dff4b4e71817c9032eb321bcd37e (git)
Affected: f266a683a4804dc499efc6c2206ef68efed029d0 , < 09e5cdbe2cc88c3c758927644a3eb02fac317209 (git)
Affected: f266a683a4804dc499efc6c2206ef68efed029d0 , < ddbec99f58571301679addbc022256970ca3eac6 (git)
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    Linux Linux Affected: 3.17
Unaffected: 0 , < 3.17 (semver)
Unaffected: 4.19.311 , ≤ 4.19.* (semver)
Unaffected: 5.4.273 , ≤ 5.4.* (semver)
Unaffected: 5.10.214 , ≤ 5.10.* (semver)
Unaffected: 5.15.153 , ≤ 5.15.* (semver)
Unaffected: 6.1.83 , ≤ 6.1.* (semver)
Unaffected: 6.6.23 , ≤ 6.6.* (semver)
Unaffected: 6.7.11 , ≤ 6.7.* (semver)
Unaffected: 6.8.2 , ≤ 6.8.* (semver)
Unaffected: 6.9 , ≤ * (original_commit_for_fix)
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhsr: Fix uninit-value access in hsr_get_node()\n\nKMSAN reported the following uninit-value access issue [1]:\n\n=====================================================\nBUG: KMSAN: uninit-value in hsr_get_node+0xa2e/0xa40 net/hsr/hsr_framereg.c:246\n hsr_get_node+0xa2e/0xa40 net/hsr/hsr_framereg.c:246\n fill_frame_info net/hsr/hsr_forward.c:577 [inline]\n hsr_forward_skb+0xe12/0x30e0 net/hsr/hsr_forward.c:615\n hsr_dev_xmit+0x1a1/0x270 net/hsr/hsr_device.c:223\n __netdev_start_xmit include/linux/netdevice.h:4940 [inline]\n netdev_start_xmit include/linux/netdevice.h:4954 [inline]\n xmit_one net/core/dev.c:3548 [inline]\n dev_hard_start_xmit+0x247/0xa10 net/core/dev.c:3564\n __dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349\n dev_queue_xmit include/linux/netdevice.h:3134 [inline]\n packet_xmit+0x9c/0x6b0 net/packet/af_packet.c:276\n packet_snd net/packet/af_packet.c:3087 [inline]\n packet_sendmsg+0x8b1d/0x9f30 net/packet/af_packet.c:3119\n sock_sendmsg_nosec net/socket.c:730 [inline]\n __sock_sendmsg net/socket.c:745 [inline]\n __sys_sendto+0x735/0xa10 net/socket.c:2191\n __do_sys_sendto net/socket.c:2203 [inline]\n __se_sys_sendto net/socket.c:2199 [inline]\n __x64_sys_sendto+0x125/0x1c0 net/socket.c:2199\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0x6d/0x140 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x63/0x6b\n\nUninit was created at:\n slab_post_alloc_hook+0x129/0xa70 mm/slab.h:768\n slab_alloc_node mm/slub.c:3478 [inline]\n kmem_cache_alloc_node+0x5e9/0xb10 mm/slub.c:3523\n kmalloc_reserve+0x13d/0x4a0 net/core/skbuff.c:560\n __alloc_skb+0x318/0x740 net/core/skbuff.c:651\n alloc_skb include/linux/skbuff.h:1286 [inline]\n alloc_skb_with_frags+0xc8/0xbd0 net/core/skbuff.c:6334\n sock_alloc_send_pskb+0xa80/0xbf0 net/core/sock.c:2787\n packet_alloc_skb net/packet/af_packet.c:2936 [inline]\n packet_snd net/packet/af_packet.c:3030 [inline]\n packet_sendmsg+0x70e8/0x9f30 net/packet/af_packet.c:3119\n sock_sendmsg_nosec net/socket.c:730 [inline]\n __sock_sendmsg net/socket.c:745 [inline]\n __sys_sendto+0x735/0xa10 net/socket.c:2191\n __do_sys_sendto net/socket.c:2203 [inline]\n __se_sys_sendto net/socket.c:2199 [inline]\n __x64_sys_sendto+0x125/0x1c0 net/socket.c:2199\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0x6d/0x140 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x63/0x6b\n\nCPU: 1 PID: 5033 Comm: syz-executor334 Not tainted 6.7.0-syzkaller-00562-g9f8413c4a66f #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023\n=====================================================\n\nIf the packet type ID field in the Ethernet header is either ETH_P_PRP or\nETH_P_HSR, but it is not followed by an HSR tag, hsr_get_skb_sequence_nr()\nreads an invalid value as a sequence number. This causes the above issue.\n\nThis patch fixes the issue by returning NULL if the Ethernet header is not\nfollowed by an HSR tag."
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      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://git.kernel.org/stable/c/e3b2bfb8ff1810a537b2aa55ba906a6743ed120c\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/889ed056eae7fda85b769a9ab33c093379c45428\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/7fb2d4d6bb1c85f7a23aace0ed6c86a95dea792a\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/a809bbfd0e503351d3051317288a70a4569a4949\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/1ed222ca7396938eb1ab2d034f1ba0d8b00a7122\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/39cc316fb3bc5e7c9dc5eed314fe510d119c6862\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/97d2148ea435dff4b4e71817c9032eb321bcd37e\", \"tags\": [\"x_transferred\"]}, {\"url\": 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\"lessThan\": \"39cc316fb3bc\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"f266a683a480\", \"lessThan\": \"97d2148ea435\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"f266a683a480\", \"lessThan\": \"09e5cdbe2cc8\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"f266a683a480\", \"lessThan\": \"ddbec99f5857\", \"versionType\": \"git\"}], \"programFiles\": [\"net/hsr/hsr_framereg.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"3.17\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"3.17\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"4.19.311\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.19.*\"}, {\"status\": \"unaffected\", \"version\": \"5.4.273\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.4.*\"}, {\"status\": \"unaffected\", \"version\": \"5.10.214\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.10.*\"}, {\"status\": \"unaffected\", \"version\": \"5.15.153\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.15.*\"}, {\"status\": \"unaffected\", \"version\": \"6.1.83\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.1.*\"}, {\"status\": \"unaffected\", \"version\": \"6.6.23\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.6.*\"}, {\"status\": \"unaffected\", \"version\": \"6.7.11\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.7.*\"}, {\"status\": \"unaffected\", \"version\": \"6.8.2\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.8.*\"}, {\"status\": \"unaffected\", \"version\": \"6.9\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"net/hsr/hsr_framereg.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": 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in hsr_get_node()\\n\\nKMSAN reported the following uninit-value access issue [1]:\\n\\n=====================================================\\nBUG: KMSAN: uninit-value in hsr_get_node+0xa2e/0xa40 net/hsr/hsr_framereg.c:246\\n hsr_get_node+0xa2e/0xa40 net/hsr/hsr_framereg.c:246\\n fill_frame_info net/hsr/hsr_forward.c:577 [inline]\\n hsr_forward_skb+0xe12/0x30e0 net/hsr/hsr_forward.c:615\\n hsr_dev_xmit+0x1a1/0x270 net/hsr/hsr_device.c:223\\n __netdev_start_xmit include/linux/netdevice.h:4940 [inline]\\n netdev_start_xmit include/linux/netdevice.h:4954 [inline]\\n xmit_one net/core/dev.c:3548 [inline]\\n dev_hard_start_xmit+0x247/0xa10 net/core/dev.c:3564\\n __dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349\\n dev_queue_xmit include/linux/netdevice.h:3134 [inline]\\n packet_xmit+0x9c/0x6b0 net/packet/af_packet.c:276\\n packet_snd net/packet/af_packet.c:3087 [inline]\\n packet_sendmsg+0x8b1d/0x9f30 net/packet/af_packet.c:3119\\n sock_sendmsg_nosec net/socket.c:730 [inline]\\n __sock_sendmsg net/socket.c:745 [inline]\\n __sys_sendto+0x735/0xa10 net/socket.c:2191\\n __do_sys_sendto net/socket.c:2203 [inline]\\n __se_sys_sendto net/socket.c:2199 [inline]\\n __x64_sys_sendto+0x125/0x1c0 net/socket.c:2199\\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\\n do_syscall_64+0x6d/0x140 arch/x86/entry/common.c:83\\n entry_SYSCALL_64_after_hwframe+0x63/0x6b\\n\\nUninit was created at:\\n slab_post_alloc_hook+0x129/0xa70 mm/slab.h:768\\n slab_alloc_node mm/slub.c:3478 [inline]\\n kmem_cache_alloc_node+0x5e9/0xb10 mm/slub.c:3523\\n kmalloc_reserve+0x13d/0x4a0 net/core/skbuff.c:560\\n __alloc_skb+0x318/0x740 net/core/skbuff.c:651\\n alloc_skb include/linux/skbuff.h:1286 [inline]\\n alloc_skb_with_frags+0xc8/0xbd0 net/core/skbuff.c:6334\\n sock_alloc_send_pskb+0xa80/0xbf0 net/core/sock.c:2787\\n packet_alloc_skb net/packet/af_packet.c:2936 [inline]\\n packet_snd net/packet/af_packet.c:3030 [inline]\\n packet_sendmsg+0x70e8/0x9f30 net/packet/af_packet.c:3119\\n sock_sendmsg_nosec net/socket.c:730 [inline]\\n __sock_sendmsg net/socket.c:745 [inline]\\n __sys_sendto+0x735/0xa10 net/socket.c:2191\\n __do_sys_sendto net/socket.c:2203 [inline]\\n __se_sys_sendto net/socket.c:2199 [inline]\\n __x64_sys_sendto+0x125/0x1c0 net/socket.c:2199\\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\\n do_syscall_64+0x6d/0x140 arch/x86/entry/common.c:83\\n entry_SYSCALL_64_after_hwframe+0x63/0x6b\\n\\nCPU: 1 PID: 5033 Comm: syz-executor334 Not tainted 6.7.0-syzkaller-00562-g9f8413c4a66f #0\\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023\\n=====================================================\\n\\nIf the packet type ID field in the Ethernet header is either ETH_P_PRP or\\nETH_P_HSR, but it is not followed by an HSR tag, hsr_get_skb_sequence_nr()\\nreads an invalid value as a sequence number. This causes the above issue.\\n\\nThis patch fixes the issue by returning NULL if the Ethernet header is not\\nfollowed by an HSR tag.\"}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2024-11-05T09:17:11.090Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2024-26863\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2024-11-05T09:17:11.090Z\", \"dateReserved\": \"2024-02-19T14:20:24.184Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-04-17T10:27:26.252Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.