Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix OOB devmap writes when deleting elements Jordy reported an issue with XSKMAP, which also affects DEVMAP. Due to XSKMAP being a signed integer, OOB writes occur. The fix is simple—change the type from int to u32. However,...

kernel: bpf: Fix deadlock when freeing cgroup storage

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix deadlock when freeing cgroup storage The following commit bc235cdb423a "bpf: Prevent deadlock from recursive bpftaskstorageget|delete" first introduced deadlock prevention for fentry/fexit programs attaching on...

Linux Distros Unpatched Vulnerability : CVE-2023-52446

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: bpf: Fix a race condition between btfput and mapfree When running ./testprogs -j in my local...

DEBIAN-CVE-2023-52446

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a race condition between btfput and mapfree When running ./testprogs -j in my local vm with latest kernel, I once hit a kasan error like below: 1887.184724 BUG: KASAN: slab-use-after-free in bpfrbrootfree+0x1f8/0x2b0...

UBUNTU-CVE-2023-52446

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a race condition between btfput and mapfree When running ./testprogs -j in my local vm with latest kernel, I once hit a kasan error like below: 1887.184724 BUG: KASAN: slab-use-after-free in bpfrbrootfree+0x1f8/0x2b0...

Linux kernel security vulnerabilities

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 a race condition between btfput and mapfree...

PT-2023-8763 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.7.0-rc3-00699-g90679706d486-dirty 494 Description: The vulnerability is related to a race condition between btf put and map free in the Linux kernel. This issue can lead to a slab-use-after-free error,...