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LIN1021-9937 : Security Advisory - linux - CVE-2024-38612

Created: Jun 19, 2024    Updated: Aug 2, 2024
Resolved Date: Aug 2, 2024
Found In Version: 10.21.20.1
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Kernel

Description

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

ipv6: sr: fix invalid unregister error path

The error path of seg6_init() is wrong in case CONFIG_IPV6_SEG6_LWTUNNEL
is not defined. In that case if seg6_hmac_init() fails, the
genl_unregister_family() isn't called.

This issue exist since commit 46738b1317e1 ("ipv6: sr: add option to control
lwtunnel support"), and commit 5559cea2d5aa ("ipv6: sr: fix possible
use-after-free and null-ptr-deref") replaced unregister_pernet_subsys()
with genl_unregister_family() in this error path.

CREATE(Triage):(User=admin) CVE-2024-38612 (https://nvd.nist.gov/vuln/detail/CVE-2024-38612)

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