fix(deps): update module github.com/cilium/cilium to v1.18.6 [security]#2465
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This PR contains the following updates:
v1.18.4→v1.18.6Warning
Some dependencies could not be looked up. Check the Dependency Dashboard for more information.
GitHub Vulnerability Alerts
CVE-2026-26963
Impact
Host Policies will incorrectly permit traffic from Pods on other nodes when all of the following configurations are enabled:
These options are disabled by default in Cilium.
Patches
This issue was fixed by #42892.
This issue affects:
This issue is fixed in:
Workarounds
There is currently no officially verified or comprehensive workaround for this issue. The following procedure has been validated strictly within a local 'Kind' environment and has not undergone exhaustive testing across diverse production architectures. Proceed with caution.
To mitigate the identified traffic bypass, ensure all ingress traffic from the
cilium_wg0interface is explicitly routed tocilium_hostfor policy enforcement. This ensures that host-level security policies are applied to decrypted WireGuard traffic. Execute the following configuration on each CiliumNode:Acknowledgements
Special thanks to @julianwiedmann for reporting the issue and helping with the resolution.
For more information
If you think you have found a vulnerability affecting Cilium, we strongly encourage you to report it to our security mailing list at security@cilium.io. This is a private mailing list for the Cilium security team, and your report will be treated as top priority. Please also address any comments or questions on this advisory to the same mailing list.
Release Notes
cilium/cilium (github.com/cilium/cilium)
v1.18.6: 1.18.6Compare Source
Summary of Changes
Major Changes:
Minor Changes:
Bugfixes:
processRequestStream(Backport PR #43612, Upstream PR #43609, @mhofstetter)CI Changes:
Misc Changes:
2383baa(v1.18) (#43662, @cilium-renovate[bot])54528d1(v1.18) (#43464, @cilium-renovate[bot])Other Changes:
Docker Manifests
cilium
quay.io/cilium/cilium:v1.18.6@​sha256:42ec562a5ff6c8a860c0639f5a7611685e253fd9eb2d2fcdade693724c9166a4quay.io/cilium/cilium:stable@sha256:42ec562a5ff6c8a860c0639f5a7611685e253fd9eb2d2fcdade693724c9166a4clustermesh-apiserver
quay.io/cilium/clustermesh-apiserver:v1.18.6@​sha256:8ee142912a0e261850c0802d9256ddbe3729e1cd35c6bea2d93077f334c3cf3bquay.io/cilium/clustermesh-apiserver:stable@sha256:8ee142912a0e261850c0802d9256ddbe3729e1cd35c6bea2d93077f334c3cf3bdocker-plugin
quay.io/cilium/docker-plugin:v1.18.6@​sha256:7931555ad713a48a28e4bf097402e0e398461dbf51b81cb8192558c5cb0dc48fquay.io/cilium/docker-plugin:stable@sha256:7931555ad713a48a28e4bf097402e0e398461dbf51b81cb8192558c5cb0dc48fhubble-relay
quay.io/cilium/hubble-relay:v1.18.6@​sha256:fb6135e34c31e5f175cb5e75f86cea52ef2ff12b49bcefb7088ed93f5009eb8equay.io/cilium/hubble-relay:stable@sha256:fb6135e34c31e5f175cb5e75f86cea52ef2ff12b49bcefb7088ed93f5009eb8eoperator-alibabacloud
quay.io/cilium/operator-alibabacloud:v1.18.6@​sha256:212c4cbe27da3772bcb952b8f8cbaa0b0eef72488b52edf90ad2b32072a3ca4cquay.io/cilium/operator-alibabacloud:stable@sha256:212c4cbe27da3772bcb952b8f8cbaa0b0eef72488b52edf90ad2b32072a3ca4coperator-aws
quay.io/cilium/operator-aws:v1.18.6@​sha256:47dbc1a5bd483fec170dab7fb0bf2cca3585a4893675b0324d41d97bac8be5ebquay.io/cilium/operator-aws:stable@sha256:47dbc1a5bd483fec170dab7fb0bf2cca3585a4893675b0324d41d97bac8be5eboperator-azure
quay.io/cilium/operator-azure:v1.18.6@​sha256:a57aff47aeb32eccfedaa2a49d1af984d996d6d6de79609c232e0c4cf9ce97a1quay.io/cilium/operator-azure:stable@sha256:a57aff47aeb32eccfedaa2a49d1af984d996d6d6de79609c232e0c4cf9ce97a1operator-generic
quay.io/cilium/operator-generic:v1.18.6@​sha256:34a827ce9ed021c8adf8f0feca131f53b3c54a3ef529053d871d0347ec4d69afquay.io/cilium/operator-generic:stable@sha256:34a827ce9ed021c8adf8f0feca131f53b3c54a3ef529053d871d0347ec4d69afoperator
quay.io/cilium/operator:v1.18.6@​sha256:0e8903aa092025918761d24ae9a91af35baa5b6910b5d0e3feac91ab8a2bc65bquay.io/cilium/operator:stable@sha256:0e8903aa092025918761d24ae9a91af35baa5b6910b5d0e3feac91ab8a2bc65bv1.18.5: 1.18.5Compare Source
Summary of Changes
Minor Changes:
Bugfixes:
CI Changes:
Misc Changes:
d80cd69(v1.18) (#43312, @cilium-renovate[bot])7b13449(v1.18) (#42935, @cilium-renovate[bot])83d7392(v1.18) (#42802, @cilium-renovate[bot])e3fb71a(v1.18) (#43313, @cilium-renovate[bot])2b7c93f(v1.18) (#43135, @cilium-renovate[bot])Other Changes:
Docker Manifests
cilium
quay.io/cilium/cilium:v1.18.5@​sha256:2c92fb05962a346eaf0ce11b912ba434dc10bd54b9989e970416681f4a069628quay.io/cilium/cilium:stable@sha256:2c92fb05962a346eaf0ce11b912ba434dc10bd54b9989e970416681f4a069628clustermesh-apiserver
quay.io/cilium/clustermesh-apiserver:v1.18.5@​sha256:952f07c30390847e4d9dfaa19a76c4eca946251ffbc4f6459946570f93ee72f1quay.io/cilium/clustermesh-apiserver:stable@sha256:952f07c30390847e4d9dfaa19a76c4eca946251ffbc4f6459946570f93ee72f1docker-plugin
quay.io/cilium/docker-plugin:v1.18.5@​sha256:db81fda86653d96ea40687dc314985f5f23d5b57719dd1cb0d151be2c7c8789fquay.io/cilium/docker-plugin:stable@sha256:db81fda86653d96ea40687dc314985f5f23d5b57719dd1cb0d151be2c7c8789fhubble-relay
quay.io/cilium/hubble-relay:v1.18.5@​sha256:17212962c92ff52384f94e407ffe3698714fcbd35c7575f67f24032d6224e446quay.io/cilium/hubble-relay:stable@sha256:17212962c92ff52384f94e407ffe3698714fcbd35c7575f67f24032d6224e446operator-alibabacloud
quay.io/cilium/operator-alibabacloud:v1.18.5@​sha256:2e60f635495eb2837296ced5475875c281a05765d5ddd644a05e126bbb080b3cquay.io/cilium/operator-alibabacloud:stable@sha256:2e60f635495eb2837296ced5475875c281a05765d5ddd644a05e126bbb080b3coperator-aws
quay.io/cilium/operator-aws:v1.18.5@​sha256:7608025d8b727a10f21d924d8e4f40beb176cefd690320433452816ad8776f52quay.io/cilium/operator-aws:stable@sha256:7608025d8b727a10f21d924d8e4f40beb176cefd690320433452816ad8776f52operator-azure
quay.io/cilium/operator-azure:v1.18.5@​sha256:126667e000267f893cb81042bf8a710ad2f219619eb9ce06e8949333bd325ac6quay.io/cilium/operator-azure:stable@sha256:126667e000267f893cb81042bf8a710ad2f219619eb9ce06e8949333bd325ac6operator-generic
quay.io/cilium/operator-generic:v1.18.5@​sha256:36c3f6f14c8ced7f45b40b0a927639894b44269dd653f9528e7a0dc363a4eb99quay.io/cilium/operator-generic:stable@sha256:36c3f6f14c8ced7f45b40b0a927639894b44269dd653f9528e7a0dc363a4eb99operator
quay.io/cilium/operator:v1.18.5@​sha256:c6806ee97ef35a79aa72d411bc7f12745a1ea684208853e7d13c8e7f84cbb606quay.io/cilium/operator:stable@sha256:c6806ee97ef35a79aa72d411bc7f12745a1ea684208853e7d13c8e7f84cbb606Configuration
📅 Schedule: Branch creation - "" (UTC), Automerge - At any time (no schedule defined).
🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.
♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.
🔕 Ignore: Close this PR and you won't be reminded about this update again.
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