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CVE-2023-0881

High

Description

Running DDoS on tcp port 22 will trigger a kernel crash. This issue is introduced by the backport of a commit regarding nft_lookup without the subsequent fixes that were introduced after this commit. The resolution of this CVE introduces those commits to the linux-bluefield package.

SeverityHigh
CVSS7.5
Exploit probability—
ProductCanonical Linux-bluefield
PublishedMar 31, 2025
First seenMar 31, 2025
Weakness typeCWE-20Improper input validation

How to fix

Update
  • canonical linux-bluefield5.4.0-1058.64 or later

Affected products

ProductAffected versionsFixed in
canonical linux-bluefieldv < 5.4.0-1058.645.4.0-1058.64

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