CVE-2026-80924

In the Linux kernel, the following vulnerability has been resolved: crypto: krb5 - use kfree_sensitive() for derived key buffers crypto_krb5_prepare_encryption() and crypto_krb5_prepare_checksum() free the buffer holding the freshly derived keys with plain kfree(), leaving the key material behind in the freed slab object.

CVSS 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.3% chance of exploitation in the next 30 days; higher than 24% of CVEs (scores of 2026-10-25)

Published

2026-09-09

Modified

2026-10-19

Record from

the NVD, synced 2026-10-19

References

• https://git.kernel.org/stable/c/731a5b6fb4c1705f9405d9029dd64ea81e336207
• https://git.kernel.org/stable/c/91b96dc9cc250cd16751f53de525cf3442ca0962
• https://git.kernel.org/stable/c/a1bf79365794783b19f5b09e8a23f7ee311e8931
• https://git.kernel.org/stable/c/f7d53dd3f267e46a784f219a75072f2f400d42b9

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