CVE-2026-23229

In the Linux kernel, the following vulnerability has been resolved: crypto: virtio - Add spinlock protection with virtqueue notification When VM boots with one virtio-crypto PCI device and builtin backend, run openssl benchmark command with multiple processes, such as openssl speed -evp aes-128-cbc -engine afalg -seconds 10 -multi 32 openssl processes will hangup and there is error reported like this: virtio_crypto virtio0: dataq.0:id 3 is not a head! It seems that the data virtqueue need protection when it is handled for virtio done notification. If the spinlock protection is added in virtcrypto_done_task(), openssl benchmark with multiple processes works well.

The following products are affected by CVE-2026-23229 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-23229.

URL	Resource
https://git.kernel.org/stable/c/49c57c6c108931a914ed94e3c0ddb974008260a3
https://git.kernel.org/stable/c/552475d0b6cece73a52c0fa5faa0ce45e99df74b
https://git.kernel.org/stable/c/8ee8ccfd60bf17cbdab91069d324b5302f4f3a30
https://git.kernel.org/stable/c/b505047ffc8057555900d2d3a005d033e6967382
https://git.kernel.org/stable/c/c0a0ded3bb7fd45f720faa48449a930153257d3a
https://git.kernel.org/stable/c/c9e594194795c86ca753ad6ed64c2762e9309d0d
https://git.kernel.org/stable/c/d6f0d586808689963e58fd739bed626ff5013b24
https://git.kernel.org/stable/c/e69a7b0a71b6561b3b6459f1fded8d589f2e8ac2
https://lore.kernel.org/linux-cve-announce/2026021808-CVE-2026-23229-9dfe@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2026-23229
https://www.cve.org/CVERecord?id=CVE-2026-23229