An inappropriate handling of descriptors that results in a use-after-free vulnerability was found on the Linux kernel before version 5.10.
An inappropriate handling of descriptors that results in a use-after-free vulnerability was found on the Linux kernel before version 5.10.
https://bugzilla.redhat.com/show_bug.cgi?id=1873476 https://seclists.org/oss-sec/2021/q1/111 https://www.zerodayinitiative.com/advisories/ZDI-21-001/ https://access.redhat.com/security/cve/CVE-2021-20226 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20226 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=233295130e53c8dfe6dbef3f52634c3f7e44cd6a