Description
In the Linux kernel, the following vulnerability has been resolved: do_change_type(): refuse to operate on unmounted/not ours mounts Ensure that propagation settings can only be changed for mounts located in the caller's mount namespace. This change aligns permission checking with the rest of mount(2).
Product status
07b20889e3052c7e77d6a6a54e7e83446eb1ba84 (git) before 787937c4e373f1722c4343e5a5a4eb0f8543e589
07b20889e3052c7e77d6a6a54e7e83446eb1ba84 (git) before c7d11fdf8e5db5f34a6c062c7e6ba3a0971879d2
07b20889e3052c7e77d6a6a54e7e83446eb1ba84 (git) before 432a171d60056489270c462e651e6c3a13f855b1
07b20889e3052c7e77d6a6a54e7e83446eb1ba84 (git) before 064014f7812744451d5d0592f3d2bcd727f2ee93
07b20889e3052c7e77d6a6a54e7e83446eb1ba84 (git) before 4f091ad0862b02dc42a19a120b7048de848561f8
07b20889e3052c7e77d6a6a54e7e83446eb1ba84 (git) before 9c1ddfeb662b668fff69c5f1cfdd9f5d23d55d23
07b20889e3052c7e77d6a6a54e7e83446eb1ba84 (git) before 19554c79a2095ddde850906a067915c1ef3a4114
07b20889e3052c7e77d6a6a54e7e83446eb1ba84 (git) before 12f147ddd6de7382dad54812e65f3f08d05809fc
2.6.15
Any version before 2.6.15
5.4.295 (semver)
5.10.239 (semver)
5.15.186 (semver)
6.1.142 (semver)
6.6.94 (semver)
6.12.34 (semver)
6.15.3 (semver)
6.16 (original_commit_for_fix)
References
lists.debian.org/debian-lts-announce/2025/10/msg00008.html
lists.debian.org/debian-lts-announce/2025/10/msg00007.html
cert-portal.siemens.com/productcert/html/ssa-082556.html
cert-portal.siemens.com/productcert/html/ssa-089022.html
git.kernel.org/...c/787937c4e373f1722c4343e5a5a4eb0f8543e589
git.kernel.org/...c/c7d11fdf8e5db5f34a6c062c7e6ba3a0971879d2
git.kernel.org/...c/432a171d60056489270c462e651e6c3a13f855b1
git.kernel.org/...c/064014f7812744451d5d0592f3d2bcd727f2ee93
git.kernel.org/...c/4f091ad0862b02dc42a19a120b7048de848561f8
git.kernel.org/...c/9c1ddfeb662b668fff69c5f1cfdd9f5d23d55d23
git.kernel.org/...c/19554c79a2095ddde850906a067915c1ef3a4114
git.kernel.org/...c/12f147ddd6de7382dad54812e65f3f08d05809fc