CVE-2021-46972

In the Linux kernel, the following vulnerability has been resolved: ovl: fix leaked dentry Since commit 6815f479ca90 "ovl: use only uppermetacopy state in ovllookup", overlayfs doesn't put temporary dentry when there is a metacopy error, which leads to dentry leaks when shutting down the related...

CVE-2021-46972

In the Linux kernel, the following vulnerability has been resolved: ovl: fix leaked dentry Since commit 6815f479ca90 "ovl: use only uppermetacopy state in ovllookup", overlayfs doesn't put temporary dentry when there is a metacopy error, which leads to dentry leaks when shutting down the related...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: ovl: fix leaked dentry Since commit 6815f479ca90 "ovl: use only uppermetacopy state in ovllookup", overlayfs doesn't put temporary dentry when there is a metacopy error, which leads to dentry leaks when shutting down the related...

CVE-2021-46972

In the Linux kernel, the following vulnerability has been resolved: ovl: fix leaked dentry Since commit 6815f479ca90 "ovl: use only uppermetacopy state in ovllookup", overlayfs doesn't put temporary dentry when there is a metacopy error, which leads to dentry leaks when shutting down the related...

CVE-2021-46972 ovl: fix leaked dentry

In the Linux kernel, the following vulnerability has been resolved: ovl: fix leaked dentry Since commit 6815f479ca90 "ovl: use only uppermetacopy state in ovllookup", overlayfs doesn't put temporary dentry when there is a metacopy error, which leads to dentry leaks when shutting down the related...

CVE-2021-46972

In the Linux kernel, the following vulnerability has been resolved: ovl: fix leaked dentry Since commit 6815f479ca90 "ovl: use only uppermetacopy state in ovllookup", overlayfs doesn't put temporary dentry when there is a metacopy error, which leads to dentry leaks when shutting down the related...

CVE-2021-46972

CVE-2021-46972 affects Linux kernel overlayfs (ovl). The issue is a leaked dentry that occurs when metacopy errors happen during unmount, due to overlayfs not creating a temporary dentry after a metacopy error. The fix (commit 6815f479ca90) switches ovl_lookup() to use only the uppermetacopy stat...

PT-2024-11081 · Linux +4 · Linux Kernel +4

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.12.0-rc5 Description: The issue arises from the overlayfs not putting temporary dentry when there is a metacopy error, leading to dentry leaks when shutting down the related superblock. This results in busy...