Medium severity5.5NVD Advisory· Published Jun 26, 2026· Updated Jul 8, 2026
CVE-2026-53295
CVE-2026-53295
Description
In the Linux kernel, the following vulnerability has been resolved:
mailbox: add sanity check for channel array
Fail gracefully if there is no channel array attached to the mailbox controller. Otherwise the later dereference will cause an OOPS which might not be seen because mailbox controllers might instantiate very early. Remove the comment explaining the obvious while here.
Affected products
11(expand)+ 9 more
- (no CPE)
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=3.18.1,<5.10.258
- cpe:2.3:o:linux:linux_kernel:3.18:-:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:3.18:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:3.18:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:3.18:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:3.18:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:3.18:rc6:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:3.18:rc7:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/0f11444271110d9b5bc6316a153c6431abda899cnvdPatch
- git.kernel.org/stable/c/14aed0d4e58389cc6a88acf8610b12d3e476272bnvdPatch
- git.kernel.org/stable/c/37792091ab28ba030fd8d61184c47d4d51294170nvdPatch
- git.kernel.org/stable/c/5cc3300fab262b26c28bc2fc06df693410c3840bnvdPatch
- git.kernel.org/stable/c/6362c4a7d7e21e68cd9aa04df7cde16befba3a4bnvdPatch
- git.kernel.org/stable/c/9dd7489943324298bb0f385495795a82f1dd6507nvdPatch
- git.kernel.org/stable/c/c1aad75595fb67edc7fda8af249d3b886efa1be9nvdPatch
- git.kernel.org/stable/c/d44872a569b8fbacde457ff2587a775e5004bb79nvdPatch
News mentions
1- Linux Kernel: 25 Vulnerabilities Affecting Networking, Graphics, and Memory Management Disclosed TogetherVypr Intelligence · Jun 27, 2026