CVE Explorer

CVE-2026-53267

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_ct: bail out on template ct in get eval I noticed this issue while looking at a historic syzbot report [1]. A rule like the one below is enough to trigger the bug: table ip t { chain pre { type filter hook prerouting priority raw; ct zone set 1 ct original saddr 1.2.3.4 accept } } The first expression attaches a per-cpu template ct via nft_ct_set_zon

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:12403867a30fc7b249ba10f3a5a27b2d9e499b94f9ff7094e3006e673f7685a3

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/netfilter/nft_ct.c","net/netfilter/nft_ct_fast.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"af80f78ce984649e1698b841cd33f4fa505ad828","status":"affected","version":"45d9bcda21f4c13be75e3571b0f0ef39e77934b5","versionType":"git"},{"lessThan":"8470f676eadeab99132708acb1a85915664d6115","status":"affected","version":"45d9bcda21f4c13be75e3571b0f0ef39e77934b5","versionType":"git"},{"lessThan":"f071b0bf078146368d18e4eec386bf2ddc0ab7e0","status":"affected","ver…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:00b300103bb48625063e0e77feddd63717fee07b1a695a1a086fd8626198c96c · sha256:28a2cc07ef5455c8… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["net/netfilter/nft_ct.c","net/netfilter/nft_ct_fast.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.1"},{"lessThan":"4.1","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.143","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.94","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.36","versi…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:00b300103bb48625063e0e77feddd63717fee07b1a695a1a086fd8626198c96c · sha256:28a2cc07ef5455c8… · /containers/cna/affected/1

Affected products and versions

2 source assertions

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:00b300103bb48625063e0e77feddd63717fee07b1a695a1a086fd8626198c96c · sha256:28a2cc07ef5455c8… · /containers/cna/affected/0

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:00b300103bb48625063e0e77feddd63717fee07b1a695a1a086fd8626198c96c · sha256:28a2cc07ef5455c8… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:00b300103bb48625063e0e77feddd63717fee07b1a695a1a086fd8626198c96c · sha256:28a2cc07ef5455c8… · /containers/cna/metrics/0/cvssV3_1

Source references

5 source assertions

{"url":"https://git.kernel.org/stable/c/2e154b5f53f1b0b490c7b8b02499f90feb86b1d5"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:00b300103bb48625063e0e77feddd63717fee07b1a695a1a086fd8626198c96c · sha256:28a2cc07ef5455c8… · /containers/cna/references/3

{"url":"https://git.kernel.org/stable/c/3027ecbdb5fdf9200251c21d4818e4c447ef78e1"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:00b300103bb48625063e0e77feddd63717fee07b1a695a1a086fd8626198c96c · sha256:28a2cc07ef5455c8… · /containers/cna/references/4

{"url":"https://git.kernel.org/stable/c/8470f676eadeab99132708acb1a85915664d6115"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:00b300103bb48625063e0e77feddd63717fee07b1a695a1a086fd8626198c96c · sha256:28a2cc07ef5455c8… · /containers/cna/references/1

{"url":"https://git.kernel.org/stable/c/af80f78ce984649e1698b841cd33f4fa505ad828"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:00b300103bb48625063e0e77feddd63717fee07b1a695a1a086fd8626198c96c · sha256:28a2cc07ef5455c8… · /containers/cna/references/0

{"url":"https://git.kernel.org/stable/c/f071b0bf078146368d18e4eec386bf2ddc0ab7e0"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:00b300103bb48625063e0e77feddd63717fee07b1a695a1a086fd8626198c96c · sha256:28a2cc07ef5455c8… · /containers/cna/references/2

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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