VulnerabilityModified
CVE-2021-46911
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.
MEDIUM 5.5EPSS 0.59%
Does this matter?
Lower severity and a low EPSS score (0.59%). Track it; it rarely justifies an emergency change on its own.
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 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.59% probability · 47th percentile
- CISA KEV
- Not listed
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/1a73e427b824133940c2dd95ebe26b6dce1cbf10Patch
- https://git.kernel.org/stable/c/8348665d4181c68b0ca1205b48e1753d78bc810fPatch
- https://git.kernel.org/stable/c/8d5a9dbd2116a852f8f0f91f6fbc42a0afe1091fPatch
- https://git.kernel.org/stable/c/1a73e427b824133940c2dd95ebe26b6dce1cbf10Patch
- https://git.kernel.org/stable/c/8348665d4181c68b0ca1205b48e1753d78bc810fPatch
- https://git.kernel.org/stable/c/8d5a9dbd2116a852f8f0f91f6fbc42a0afe1091fPatch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.