CVE-2021-46911

Description

In the Linux kernel, the following vulnerability has been resolved: ch_ktls: Fix kernel panic Taking page refcount is not ideal and causes kernel panic sometimes. It's better to take tx_ctx lock for the complete skb transmit, to avoid page cleanup if ACK received in middle.

CVSS breakdown

Affected products

• Linux / Linux5.12 – *
• Linux / Linux5.11.16 – 5.11.*
• Linux / Linux5a4b9fe7fece62ecab6fb28fe92362f83b41c33e – 8d5a9dbd2116a852f8f0f91f6fbc42a0afe1091f
• Linux / Linux5a4b9fe7fece62ecab6fb28fe92362f83b41c33e – 8348665d4181c68b0ca1205b48e1753d78bc810f
• Linux / Linux5a4b9fe7fece62ecab6fb28fe92362f83b41c33e – 1a73e427b824133940c2dd95ebe26b6dce1cbf10
• Linux / Linux5.7 – 5.7
• Linux / Linux0 – 5.7
• Linux / Linux5.10.32 – 5.10.*
• Linux / Linux kernel5.7.0 – 5.10.32

References

• MISChttps://git.kernel.org/stable/c/8d5a9dbd2116a852f8f0f91f6fbc42a0afe1091f
• MISChttps://git.kernel.org/stable/c/8348665d4181c68b0ca1205b48e1753d78bc810f
• MISChttps://git.kernel.org/stable/c/1a73e427b824133940c2dd95ebe26b6dce1cbf10