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Description

In the Linux kernel, the following vulnerability has been resolved: tls: wait for pending async decryptions if tls_strp_msg_hold fails Async decryption calls tls_strp_msg_hold to create a clone of the input skb to hold references to the memory it uses. If we fail to allocate that clone, proceeding with async decryption can lead to various issues (UAF on the skb, writing into userspace memory after the recv() call has returned). In this case, wait for all pending decryption requests.

PUBLISHED Reserved 2025-04-16 | Published 2025-11-12 | Updated 2025-12-01 | Assigner Linux

Product status

Default status
unaffected

84c61fe1a75b4255df1e1e7c054c9e6d048da417 (git) before 9f83fd0c179e0f458e824e417f9d5ad53443f685
affected

84c61fe1a75b4255df1e1e7c054c9e6d048da417 (git) before c61d4368197d65c4809d9271f3b85325a600586a
affected

84c61fe1a75b4255df1e1e7c054c9e6d048da417 (git) before 39dec4ea3daf77f684308576baf483b55ca7f160
affected

84c61fe1a75b4255df1e1e7c054c9e6d048da417 (git) before 4fc109d0ab196bd943b7451276690fb6bb48c2e0
affected

84c61fe1a75b4255df1e1e7c054c9e6d048da417 (git) before b8a6ff84abbcbbc445463de58704686011edc8e1
affected

Default status
affected

6.0
affected

Any version before 6.0
unaffected

6.1.158 (semver)
unaffected

6.6.114 (semver)
unaffected

6.12.55 (semver)
unaffected

6.17.5 (semver)
unaffected

6.18 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/9f83fd0c179e0f458e824e417f9d5ad53443f685

git.kernel.org/...c/c61d4368197d65c4809d9271f3b85325a600586a

git.kernel.org/...c/39dec4ea3daf77f684308576baf483b55ca7f160

git.kernel.org/...c/4fc109d0ab196bd943b7451276690fb6bb48c2e0

git.kernel.org/...c/b8a6ff84abbcbbc445463de58704686011edc8e1

cve.org (CVE-2025-40176)

nvd.nist.gov (CVE-2025-40176)

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