Use-after-free vulnerability in Linux kernel through 4.20.11 in af_alg_release() function

Use-after-free vulnerability in Linux kernel through 4.20.11 in af_alg_release() function

CVE-2019-8912 · HIGH Severity

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

In the Linux kernel through 4.20.11, af_alg_release() in crypto/af_alg.c neglects to set a NULL value for a certain structure member, which leads to a use-after-free in sockfs_setattr.

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