Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: a fix was made to avoid potential memory corruption in updateiostatlatency. A sanity check for iotype was added to prevent potential memory corruption. This fixes the compile error reported below: fs/f2fs/iostat.c:231...

CVE-2026-63802 blk-cgroup: fix UAF in __blkcg_rstat_flush()

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix UAF in blkcgrstatflush When multiple blkgs in the same blkcg are released concurrently, a use-after-free can occur. The race happens when one blkg's blkcgrstatflush removes another blkg's iostat entries via...

PT-2026-61118

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the blk-cgroup component. This occurs when multiple blkg structures within the same blkcg are released concurrently. A race condition arises when the blk...

The vulnerability of the __update_iostat_latency() function in the fs/f2fs/iostat.c file of the Linux kernel’s F2FS file system allows a hacker to trigger a service failure.

The vulnerability of the updateiostatlatency function in the fs/f2fs/iostat.c file of the Linux file system’s F2FS kernel involves operations that go beyond the buffer boundaries in memory. Exploiting this vulnerability can allow an attacker to trigger a service failure...

EUVD-2023-59870

Malicious code in bioql PyPI...

SUSE CVE-2023-53214

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid potential memory corruption in updateiostatlatency Add iotype sanity check to avoid potential memory corruption. This is to fix the compile error below: fs/f2fs/iostat.c:231 updateiostatlatency error: buffer...

CVE-2023-53421

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Reinit blkgiostatset after clearing in blkcgresetstats When blkgalloc is called to allocate a blkcggq structure with the associated blkgiostatset's, there are 2 fields within blkgiostatset that requires proper...

DEBIAN-CVE-2023-53421

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Reinit blkgiostatset after clearing in blkcgresetstats When blkgalloc is called to allocate a blkcggq structure with the associated blkgiostatset's, there are 2 fields within blkgiostatset that requires proper...

CVE-2023-53421

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Reinit blkgiostatset after clearing in blkcgresetstats When blkgalloc is called to allocate a blkcggq structure with the associated blkgiostatset's, there are 2 fields within blkgiostatset that requires proper...

AZL-71915 CVE-2023-53421 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Reinit blkgiostatset after clearing in blkcgresetstats When blkgalloc is called to allocate a blkcggq structure with the associated blkgiostatset's, there are 2 fields within blkgiostatset that requires proper...

UBUNTU-CVE-2023-53421

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Reinit blkgiostatset after clearing in blkcgresetstats When blkgalloc is called to allocate a blkcggq structure with the associated blkgiostatset's, there are 2 fields within blkgiostatset that requires proper...

CVE-2023-53421 blk-cgroup: Reinit blkg_iostat_set after clearing in blkcg_reset_stats()

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Reinit blkgiostatset after clearing in blkcgresetstats When blkgalloc is called to allocate a blkcggq structure with the associated blkgiostatset's, there are 2 fields within blkgiostatset that requires proper...

CVE-2023-53421

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Reinit blkgiostatset after clearing in blkcgresetstats When blkgalloc is called to allocate a blkcggq structure with the associated blkgiostatset's, there are 2 fields within blkgiostatset that requires proper...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the blkgiostatset structure not reinitializing the blkg and sync fields after being cleared in...

Linux Distros Unpatched Vulnerability : CVE-2023-53214

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid potential memory corruption in updateiostatlatency Add iotype sanity che...

DEBIAN-CVE-2023-53214

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid potential memory corruption in updateiostatlatency Add iotype sanity check to avoid potential memory corruption. This is to fix the compile error below: fs/f2fs/iostat.c:231 updateiostatlatency error: buffer...

CVE-2023-53214

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid potential memory corruption in updateiostatlatency Add iotype sanity check to avoid potential memory corruption. This is to fix the compile error below: fs/f2fs/iostat.c:231 updateiostatlatency error: buffer...

UBUNTU-CVE-2023-53214

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid potential memory corruption in updateiostatlatency Add iotype sanity check to avoid potential memory corruption. This is to fix the compile error below: fs/f2fs/iostat.c:231 updateiostatlatency error: buffer...

CVE-2023-53214 f2fs: fix to avoid potential memory corruption in __update_iostat_latency()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid potential memory corruption in updateiostatlatency Add iotype sanity check to avoid potential memory corruption. This is to fix the compile error below: fs/f2fs/iostat.c:231 updateiostatlatency error: buffer...

CVE-2023-53214

Summary (CVE-2023-53214) The issue is in the Linux kernel (F2FS) where __update_iostat_latency() can corrupt memory due to a mixup between META_FLUSH and NR_PAGE_TYPE, leading to a potential buffer/memory corruption. The connected documents indicate a fix that adds an iotype sanity check to preve...