CWE
416 362
Advisory Published
Updated

CVE-2023-51781: Use After Free

First published: Mon Dec 25 2023(Updated: )

An issue was discovered in the Linux kernel before 6.6.8. atalk_ioctl in net/appletalk/ddp.c has a use-after-free because of an atalk_recvmsg race condition.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Linux Linux kernel>2.6.12<6.6.8
Linux Linux kernel=2.6.12-rc2
Linux Linux kernel=2.6.12-rc3
Linux Linux kernel=2.6.12-rc4
Linux Linux kernel=2.6.12-rc5
Linux Linux kernel=2.6.12-rc6
Linux Linux kernel=6.7-rc1
Linux Linux kernel=6.7-rc2
Linux Linux kernel=6.7-rc3
Linux Linux kernel=6.7-rc4
Linux Linux kernel=6.7-rc5
Debian Debian Linux=10.0
debian/linux
5.10.223-1
5.10.226-1
6.1.115-1
6.1.119-1
6.11.10-1
6.12.3-1

Remedy

Ensure that /etc/modprobe.d/blacklist-rare-network.conf contains the following lines: # appletalk alias net-pf-5 off

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