CVE-2023-3111

CVE-2023-3111 is a use-after-free in the Btrfs filesystem driver (fs/btrfs/relocation.c, function prepare_to_relocate). The flaw can be triggered by calling btrfs_ioctl_balance() before btrfs_ioctl_defrag(), leading to potential kernel memory corruption. Public documentation in connected advisori...

Linux kernel 资源管理错误漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. The Linux kernel suffers from a memory misreference vulnerability that originates from a mix-up in the instructions responsible for freeing memory in the preparetorelocate...

CVE-2023-3111

A use after free vulnerability was found in preparetorelocate in fs/btrfs/relocation.c in btrfs in the Linux Kernel. This possible flaw can be triggered by calling btrfsioctlbalance before calling btrfsioctldefrag...

CVE-2023-3111

A use after free vulnerability was found in preparetorelocate in fs/btrfs/relocation.c in btrfs in the Linux Kernel. This possible flaw can be triggered by calling btrfsioctlbalance before calling btrfsioctldefrag...

SUSE SLES12: kernel-azure / kernel-azure-base / kernel-azure-devel / etc (SUSE-SU-2023:2162-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:2162-1 advisory. The SUSE Linux Enterprise 12 SP5 AZURE kernel was updated to receive various security and bugfixes. The following security bugs wer...

Important: kernel-livepatch-6.1.15-28.43

Issue Overview: kernel: Type confusion in picknextrtentity, which can result in memory corruption. CVE-2023-1077 A use-after-free flaw was found in btrfssearchslot in fs/btrfs/ctree.c in btrfs in the Linux Kernel. This flaw allows an attacker to crash the system and possibly cause a kernel...

Important: kernel-livepatch-6.1.19-30.43

Issue Overview: A use-after-free flaw was found in btrfssearchslot in fs/btrfs/ctree.c in btrfs in the Linux Kernel. This flaw allows an attacker to crash the system and possibly cause a kernel information lea CVE-2023-1611 dotlsgetsockopt in net/tls/tlsmain.c in the Linux kernel through 6.2.6...

SUSE SLES15: cluster-md-kmp-azure / dlm-kmp-azure / gfs2-kmp-azure / etc (SUSE-SU-2023:1895-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:1895-1 advisory. The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security and bugfixes. The following security...

Medium: kernel

Issue Overview: A flaw was found in the Linux kernel Traffic Control TC subsystem. Using a specific networking configuration redirecting egress packets to ingress using TC action "mirred" a local unprivileged user could trigger a CPU soft lockup ABBA deadlock when the transport protocol in use TC...

Important: kernel

Issue Overview: A use-after-free vulnerability was found in nfs42sscopen in fs/nfs/nfs4file.c in the Linux kernel. This flaw allows an attacker to conduct a remote denial of service. CVE-2022-4379 In the Linux kernel, the following vulnerability has been resolved: gfs2: Always check inode size of...

Important: kernel

Issue Overview: A flaw was found in the Linux kernel Traffic Control TC subsystem. Using a specific networking configuration redirecting egress packets to ingress using TC action "mirred" a local unprivileged user could trigger a CPU soft lockup ABBA deadlock when the transport protocol in use TC...

OESA-2023-1228 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A use-after-free flaw was found in btrfssearchslot in fs/btrfs/ctree.c in btrfs in the Linux Kernel.This flaw allows an attacker to crash the system and possibly cause a kernel information leaCVE-2023-1611 A flaw use after free i...

OESA-2023-1216 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A use-after-free flaw was found in btrfssearchslot in fs/btrfs/ctree.c in btrfs in the Linux Kernel.This flaw allows an attacker to crash the system and possibly cause a kernel information leaCVE-2023-1611 A flaw use after free i...

OESA-2023-1215 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A race problem was found in fs/proc/taskmmu.c in the memory management sub-component in the Linux kernel. This issue may allow a local attacker with user privilege to cause a denial of service.CVE-2023-1582 A use-after-free flaw...

USN-6014-1: Linux kernel vulnerabilities

Xuewei Feng, Chuanpu Fu, Qi Li, Kun Sun, and Ke Xu discovered that the TCP implementation in the Linux kernel did not properly handle IPID assignment. A remote attacker could use this to cause a denial of service connection termination or inject forged data. CVE-2020-36516 Ke Sun, Alyssa Milburn,...

USN-6013-1: Linux kernel (AWS) vulnerabilities

Xuewei Feng, Chuanpu Fu, Qi Li, Kun Sun, and Ke Xu discovered that the TCP implementation in the Linux kernel did not properly handle IPID assignment. A remote attacker could use this to cause a denial of service connection termination or inject forged data. CVE-2020-36516 Ke Sun, Alyssa Milburn,...

Fedora 36 : kernel (2023-d525cf5272)

The remote Fedora 36 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-d525cf5272 advisory. The 6.2.9 stable kernel update contains a number of important fixes across the tree. Tenable has extracted the preceding description block directly...

USN-6001-1: Linux kernel (AWS) vulnerabilities

Xuewei Feng, Chuanpu Fu, Qi Li, Kun Sun, and Ke Xu discovered that the TCP implementation in the Linux kernel did not properly handle IPID assignment. A remote attacker could use this to cause a denial of service connection termination or inject forged data. CVE-2020-36516 Ke Sun, Alyssa Milburn,...

Ubuntu 16.04 ESM : Linux kernel (AWS) vulnerabilities (USN-6001-1)

The remote Ubuntu 16.04 ESM host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6001-1 advisory. Xuewei Feng, Chuanpu Fu, Qi Li, Kun Sun, and Ke Xu discovered that the TCP implementation in the Linux kernel did not properly handle IPID assignment. A...

DEBIAN-CVE-2023-1611

A use-after-free flaw was found in btrfssearchslot in fs/btrfs/ctree.c in btrfs in the Linux Kernel.This flaw allows an attacker to crash the system and possibly cause a kernel information lea...