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CVE-2024-44983 (GCVE-0-2024-44983)

Vulnerability from cvelistv5 – Published: 2024-09-04 19:54 – Updated: 2026-05-11 20:33
VLAI
Title
netfilter: flowtable: validate vlan header
Summary
In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: validate vlan header Ensure there is sufficient room to access the protocol field of the VLAN header, validate it once before the flowtable lookup. ===================================================== BUG: KMSAN: uninit-value in nf_flow_offload_inet_hook+0x45a/0x5f0 net/netfilter/nf_flow_table_inet.c:32 nf_flow_offload_inet_hook+0x45a/0x5f0 net/netfilter/nf_flow_table_inet.c:32 nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline] nf_hook_slow+0xf4/0x400 net/netfilter/core.c:626 nf_hook_ingress include/linux/netfilter_netdev.h:34 [inline] nf_ingress net/core/dev.c:5440 [inline]
Severity
7.1 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 4cd91f7c290f64fe430867ddbae10bff34657b6a , < c05155cc455785916164aa5e1b4605a2ae946537 (git)
Affected: 4cd91f7c290f64fe430867ddbae10bff34657b6a , < d9384ae7aec46036d248d1c2c2757e471ab486c3 (git)
Affected: 4cd91f7c290f64fe430867ddbae10bff34657b6a , < 0279c35d242d037abeb73d60d06a6d1bb7f672d9 (git)
Affected: 4cd91f7c290f64fe430867ddbae10bff34657b6a , < 043a18bb6cf16adaa2f8642acfde6e8956a9caaa (git)
Affected: 4cd91f7c290f64fe430867ddbae10bff34657b6a , < 6ea14ccb60c8ab829349979b22b58a941ec4a3ee (git)
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Linux Linux Affected: 5.13
Unaffected: 0 , < 5.13 (semver)
Unaffected: 5.15.166 , ≤ 5.15.* (semver)
Unaffected: 6.1.107 , ≤ 6.1.* (semver)
Unaffected: 6.6.48 , ≤ 6.6.* (semver)
Unaffected: 6.10.7 , ≤ 6.10.* (semver)
Unaffected: 6.11 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
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      "title": "kernel: netfilter: flowtable: validate vlan header",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2024/cve-2024-44983.json",
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}



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