netfilter: flowtable: validate vlan header (Linux Linux)

CVE-2024-44983
HIGH 7.1

At a glance

Source
NVD
EPSS
EPSS 0.25 % · percentile 17 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

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]

Weaknesses (CWE)

  • CWE-908 — Use of Uninitialized Resource

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 4cd91f7c290f64fe430867ddbae10bff34657b6a < c05155cc455785916164aa5e1b4605a2ae946537 ; affected 4cd91f7c290f64fe430867ddbae10bff34657b6a < d9384ae7aec46036d248d1c2c2757e471ab486c3 ; affected 4cd91f7c290f64fe430867ddbae10bff34657b6a < 0279c35d242d037abeb73d60d06a6d1bb7f672d9 ; affected 4cd91f7c290f64fe430867ddbae10bff34657b6a < 043a18bb6cf16adaa2f8642acfde6e8956a9caaa ; affected 4cd91f7c290f64fe430867ddbae10bff34657b6a < 6ea14ccb60c8ab829349979b22b58a941ec4a3ee
Linux · Linuxaffected 5.13 ; unaffected 0 < 5.13 ; unaffected 5.15.166 ≤ 5.15.* ; unaffected 6.1.107 ≤ 6.1.* ; unaffected 6.6.48 ≤ 6.6.* ; unaffected 6.10.7 ≤ 6.10.*

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD