CVE-2026-53296 - CVE | ByteOS Network

CVE Vulnerability Details :

CVE-2026-53296

PUBLISHED

More Info Official Page

Assigner-Linux

Assigner Org ID-416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published At-26 Jun, 2026 | 19:40

Updated At-26 Jun, 2026 | 19:40

▼CVE Numbering Authority (CNA)

mailbox: mailbox-test: free channels on probe error

In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: free channels on probe error On probe error, free the previously obtained channels. This not only prevents a leak, but also UAF scenarios because the client structure will be removed nonetheless because it was allocated with devm.

Affected Products

Vendor

Linux Kernel Organization, Inc

Product

Repo

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Program Files

drivers/mailbox/mailbox-test.c

Default Status

unaffected

Versions

Affected

From 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 before 0ad8c4a03a358de7811ba1ab8cbd1fe76ad0ff6b (git)
From 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 before 15c4cc3850cfe1b973eb7b63c02314b267f06a64 (git)
From 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 before 187069ccc3474516af32350e20d7e449160fa6de (git)
From 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 before 81c9e7e4030e71391ab479c4c6e17b64802577aa (git)
From 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 before 6c6ce2ccb4fcf1617fec83f91b21aa0265f30701 (git)
From 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 before 742001919653e7313b4e91780c5d108be1692365 (git)
From 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 before 02beb178e2e159daeb8f992d7abb16a37da31664 (git)
From 8ea4484d0c2bb4e2152261943fa1a3522654b1c7 before c02053a9055d5fdfd32432287cca8958db1d5bc5 (git)

Vendor

Linux Kernel Organization, Inc

Product

Repo

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Program Files

drivers/mailbox/mailbox-test.c

Default Status

affected

Versions

Affected

4.4

Unaffected

From 0 before 4.4 (semver)
From 5.10.258 through 5.10.* (semver)
From 5.15.209 through 5.15.* (semver)
From 6.1.175 through 6.1.* (semver)
From 6.6.141 through 6.6.* (semver)
From 6.12.91 through 6.12.* (semver)
From 6.18.33 through 6.18.* (semver)
From 7.0.10 through 7.0.* (semver)
From 7.1 through * (original_commit_for_fix)

References

Hyperlink	Resource
https://git.kernel.org/stable/c/0ad8c4a03a358de7811ba1ab8cbd1fe76ad0ff6b	N/A
https://git.kernel.org/stable/c/15c4cc3850cfe1b973eb7b63c02314b267f06a64	N/A
https://git.kernel.org/stable/c/187069ccc3474516af32350e20d7e449160fa6de	N/A
https://git.kernel.org/stable/c/81c9e7e4030e71391ab479c4c6e17b64802577aa	N/A
https://git.kernel.org/stable/c/6c6ce2ccb4fcf1617fec83f91b21aa0265f30701	N/A
https://git.kernel.org/stable/c/742001919653e7313b4e91780c5d108be1692365	N/A
https://git.kernel.org/stable/c/02beb178e2e159daeb8f992d7abb16a37da31664	N/A
https://git.kernel.org/stable/c/c02053a9055d5fdfd32432287cca8958db1d5bc5	N/A

Hyperlink: https://git.kernel.org/stable/c/0ad8c4a03a358de7811ba1ab8cbd1fe76ad0ff6b

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/15c4cc3850cfe1b973eb7b63c02314b267f06a64

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/187069ccc3474516af32350e20d7e449160fa6de

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/81c9e7e4030e71391ab479c4c6e17b64802577aa

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/6c6ce2ccb4fcf1617fec83f91b21aa0265f30701

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/742001919653e7313b4e91780c5d108be1692365

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/02beb178e2e159daeb8f992d7abb16a37da31664

Resource: N/A

Hyperlink: https://git.kernel.org/stable/c/c02053a9055d5fdfd32432287cca8958db1d5bc5

Resource: N/A