CVE Explorer

CVE-2026-64116

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: add NULL check for idev in ipv6_hop_ioam() Reported by Sashiko: The function ipv6_hop_ioam() accesses __in6_dev_get(skb->dev)->cnf.ioam6_enabled without validating the returned idev pointer. Because addrconf_ifdown() can concurrently clear dev->ip6_ptr via RCU, __in6_dev_get() can return NULL during interface teardown, which could cause a NULL pointer dereference when processing an IOAM Hop-by-Hop option. Let's a

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a24ab5d3d004836340b5cd3c898e2fcbbdcc5f81ebd335568e3c0f6ee14db30b

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/ipv6/exthdrs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c7e8971abd70e9d022f1c251ba2508f8dc7f2db8","status":"affected","version":"9ee11f0fff205b4b3df9750bff5e94f97c71b6a0","versionType":"git"},{"lessThan":"09cbfd4b81ae90963dadb1de99b63b702e73290a","status":"affected","version":"9ee11f0fff205b4b3df9750bff5e94f97c71b6a0","versionType":"git"},{"lessThan":"1dca7e491f070ac49b3d934f16ee953a53b37f38","status":"affected","version":"9ee11f0fff205b4b3df9750bff5…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:372eb20f064d2635bed514ec17d1fdac52bf8760c906a0dce1135a4df7a282f9 · sha256:625da2ca85ab47d8… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["net/ipv6/exthdrs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.15"},{"lessThan":"5.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.210","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.143","versionType":"semver"},{"lessThanOrEq…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:372eb20f064d2635bed514ec17d1fdac52bf8760c906a0dce1135a4df7a282f9 · sha256:625da2ca85ab47d8… · /containers/cna/affected/1

Affected products and versions

2 source assertions

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:372eb20f064d2635bed514ec17d1fdac52bf8760c906a0dce1135a4df7a282f9 · sha256:625da2ca85ab47d8… · /containers/cna/affected/0

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:372eb20f064d2635bed514ec17d1fdac52bf8760c906a0dce1135a4df7a282f9 · sha256:625da2ca85ab47d8… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:372eb20f064d2635bed514ec17d1fdac52bf8760c906a0dce1135a4df7a282f9 · sha256:625da2ca85ab47d8… · /containers/cna/metrics/0/cvssV3_1

Source references

7 source assertions

{"url":"https://git.kernel.org/stable/c/09cbfd4b81ae90963dadb1de99b63b702e73290a"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:372eb20f064d2635bed514ec17d1fdac52bf8760c906a0dce1135a4df7a282f9 · sha256:625da2ca85ab47d8… · /containers/cna/references/1

{"url":"https://git.kernel.org/stable/c/1dca7e491f070ac49b3d934f16ee953a53b37f38"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:372eb20f064d2635bed514ec17d1fdac52bf8760c906a0dce1135a4df7a282f9 · sha256:625da2ca85ab47d8… · /containers/cna/references/2

{"url":"https://git.kernel.org/stable/c/902daac307eb7e1955ce05b071950f3cba88c963"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:372eb20f064d2635bed514ec17d1fdac52bf8760c906a0dce1135a4df7a282f9 · sha256:625da2ca85ab47d8… · /containers/cna/references/3

{"url":"https://git.kernel.org/stable/c/abdd03229414b5a52943b65a60f34b84cea5ac59"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:372eb20f064d2635bed514ec17d1fdac52bf8760c906a0dce1135a4df7a282f9 · sha256:625da2ca85ab47d8… · /containers/cna/references/4

{"url":"https://git.kernel.org/stable/c/c7e8971abd70e9d022f1c251ba2508f8dc7f2db8"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:372eb20f064d2635bed514ec17d1fdac52bf8760c906a0dce1135a4df7a282f9 · sha256:625da2ca85ab47d8… · /containers/cna/references/0

{"url":"https://git.kernel.org/stable/c/cf75eb6617042c8cff6112daeed7791809fc9dd2"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:372eb20f064d2635bed514ec17d1fdac52bf8760c906a0dce1135a4df7a282f9 · sha256:625da2ca85ab47d8… · /containers/cna/references/5

{"url":"https://git.kernel.org/stable/c/d4ea0dfd75011b78cebf3808f98ac4c4f51a6fb9"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:372eb20f064d2635bed514ec17d1fdac52bf8760c906a0dce1135a4df7a282f9 · sha256:625da2ca85ab47d8… · /containers/cna/references/6

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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