5.5

CVE-2026-23060

In the Linux kernel, the following vulnerability has been resolved:

crypto: authencesn - reject too-short AAD (assoclen<8) to match ESP/ESN spec

authencesn assumes an ESP/ESN-formatted AAD. When assoclen is shorter than
the minimum expected length, crypto_authenc_esn_decrypt() can advance past
the end of the destination scatterlist and trigger a NULL pointer dereference
in scatterwalk_map_and_copy(), leading to a kernel panic (DoS).

Add a minimum AAD length check to fail fast on invalid inputs.
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Daten sind bereitgestellt durch National Vulnerability Database (NVD)
LinuxLinux Kernel Version >= 4.3 < 5.10.249
LinuxLinux Kernel Version >= 5.11 < 5.15.199
LinuxLinux Kernel Version >= 5.16 < 6.1.162
LinuxLinux Kernel Version >= 6.2 < 6.6.122
LinuxLinux Kernel Version >= 6.7 < 6.12.68
LinuxLinux Kernel Version >= 6.13 < 6.18.8
LinuxLinux Kernel Version6.19 Updaterc1
LinuxLinux Kernel Version6.19 Updaterc2
LinuxLinux Kernel Version6.19 Updaterc3
LinuxLinux Kernel Version6.19 Updaterc4
LinuxLinux Kernel Version6.19 Updaterc5
LinuxLinux Kernel Version6.19 Updaterc6
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.02% 0.03
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.