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CVE-2026-46120

In the Linux kernel, the following vulnerability has been resolved: ip6_gre: Use cached t->net in ip6erspan_changelink(). After commit 5e72ce3e3980 ("net: ipv6: Use link netns in newlink() of rtnl_link_ops"), ip6erspan_newlink() correctly resolves the per-netns ip6gre hash via link_net. ip6erspan_changelink() was not converted in that series and still uses dev_net(dev), which diverges from the device's creation netns after IFLA_NET_NS_FD migration. This re-inserts the tunnel into the wrong pe
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:8adf38dabdd104b1a9aca3d50a80dd974784813e4c51d31c2e5e933a0df42b93
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/ipv6/ip6_gre.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"7bd0f2b162b426b343a114e1b329f0d8d14fdc6e","status":"affected","version":"2d665034f239412927b1e71329f20f001c92da09","versionType":"git"},{"lessThan":"01b71ff2857d3598337de11e7840a8e3ff21553c","status":"affected","version":"2d665034f239412927b1e71329f20f001c92da09","versionType":"git"},{"lessThan":"0fcf6731706f73494245a9c0d64f93bebf95bb51","status":"affected","version":"2d665034f239412927b1e71329f…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["net/ipv6/ip6_gre.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.17"},{"lessThan":"4.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOr…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/ipv6/ip6_gre.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"7bd0f2b162b426b343a114e1b329f0d8d14fdc6e","status":"affected","version":"2d665034f239412927b1e71329f20f001c92da09","versionType":"git"},{"lessThan":"01b71ff2857d3598337de11e7840a8e3ff21553c","status":"affected","version":"2d665034f239412927b1e71329f20f001c92da09","versionType":"git"},{"lessThan":"0fcf6731706f73494245a9c0d64f93bebf95bb51","status":"affected","version":"2d665034f239412927b1e71329f…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["net/ipv6/ip6_gre.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.17"},{"lessThan":"4.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOr…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /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:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /containers/cna/metrics/0/cvssV3_1

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/01b71ff2857d3598337de11e7840a8e3ff21553c"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/0fcf6731706f73494245a9c0d64f93bebf95bb51"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/1d324c2f43f70c965f25c58cc3611c779adbe47e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/311fdd26eb4443d43b909cc67a10f3a5fd1b21b2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/7bd0f2b162b426b343a114e1b329f0d8d14fdc6e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/cf7fc624329e76c6394653d12353e1d033adea91"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/e70cfb40c3a99b232cd42c6a6a10f0d8e039dc82"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/eca62bb0569de4d43a4dac06a2092a9d4ca1d702"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0b9256991e9dc2ddbf0d2815a57f4197ea3a9065beec9318cad48c0a9564b8c1 · sha256:f40343f8b9d188eb… · /containers/cna/references/3

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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