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CVE PROGRAM SOURCE RECORD9.8 Critical

CVE-2021-46911

ch_ktls: Fix kernel panic

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Status
Published
Published
Updated
Assigning organization
Linux

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 5a4b9fe7fece62ecab6fb28fe92362f83b41c33e to < 8d5a9dbd2116a852f8f0f91f6fbc42a0afe1091faffected
  • 5a4b9fe7fece62ecab6fb28fe92362f83b41c33e to < 8348665d4181c68b0ca1205b48e1753d78bc810faffected
  • 5a4b9fe7fece62ecab6fb28fe92362f83b41c33e to < 1a73e427b824133940c2dd95ebe26b6dce1cbf10affected

Linux Linux

Default version status: affected

  • 5.7affected
  • 0 to < 5.7unaffected
  • 5.10.32 to ≤ 5.10.*unaffected
  • 5.11.16 to ≤ 5.11.*unaffected
  • 5.12 to ≤ *unaffected

References