UBUNTU-CVE-2021-47316

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix NULL dereference in nfs3svcencodegetaclres In error cases the dentry may be NULL. Before 20798dfe249a, the encoder also checked dentry and dreallyispositivedentry, but that looks like overkill to me--zero status should ...

PT-2021-29643

Name of the Vulnerable Software and Affected Versions Linux Kernel versions v5.13 through v5.13.3 Description A NULL dereference issue was discovered in the nfs3svc encode getaclres function. The actual impact and attack plausibility have not yet been proven. This issue was introduced in version...