CLSA-2023-1690395540 Fix of 12 CVEs

Bionic update: upstream stable patchset 2021-11-12 LP: 1950816 // CVE- url: https://ubuntu.com/security/CVE-2021-20321 - ovl: fix missing negative dentry check in ovlrename CVE-url: https://ubuntu.com/security/CVE-2021-20321 - ovl: cleanup unused var in rename2 Jammy update: v5.15.93 upstream...

CLSA-2023-1690395161 Fix of 12 CVEs

Bionic update: upstream stable patchset 2021-11-12 LP: 1950816 // CVE- url: https://ubuntu.com/security/CVE-2021-20321 - ovl: fix missing negative dentry check in ovlrename CVE-url: https://ubuntu.com/security/CVE-2021-20321 - ovl: cleanup unused var in rename2 Jammy update: v5.15.93 upstream...

USN-6254-1 linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities

Jordy Zomer and Alexandra Sandulescu discovered that syscalls invoking the doprlimit function in the Linux kernel did not properly handle speculative execution barriers. A local attacker could use this to expose sensitive information kernel memory. CVE-2023-0458 It was discovered that a race...

USN-6254-1: Linux kernel vulnerabilities

Jordy Zomer and Alexandra Sandulescu discovered that syscalls invoking the doprlimit function in the Linux kernel did not properly handle speculative execution barriers. A local attacker could use this to expose sensitive information kernel memory. CVE-2023-0458 It was discovered that a race...

USN-6252-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-snapdragon vulnerabilities

It was discovered that the ext4 file system implementation in the Linux kernel contained a use-after-free vulnerability. An attacker could use this to construct a malicious ext4 file system image that, when mounted, could cause a denial of service system crash. CVE-2022-1184 It was discovered tha...

USN-6252-1: Linux kernel vulnerabilities

It was discovered that the ext4 file system implementation in the Linux kernel contained a use-after-free vulnerability. An attacker could use this to construct a malicious ext4 file system image that, when mounted, could cause a denial of service system crash. CVE-2022-1184 It was discovered tha...

USN-6221-1 linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities

It was discovered that a race condition existed in the overlay file system implementation in the Linux kernel. A local attacker could use this to cause a denial of service system crash. CVE-2021-20321 It was discovered that the virtual terminal vt device implementation in the Linux kernel contain...

OESA-2023-1396 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: An issue was discovered in drivers/media/dvb-core/dvbfrontend.c in the Linux kernel 6.2. There is a blocking operation when a task is in !TASKRUNNING. In dvbfrontendgetevent, waiteventinterruptible is called; the condition is...

OESA-2023-1395 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A known cache speculation vulnerability, known as Branch History Injection BHI or Spectre-BHB, becomes actual again for the new hw AmpereOne. Spectre-BHB is similar to Spectre v2, except that malicious code uses the shared branch...

SUSE-SU-2023:2782-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2023-35828: Fixed a use-after-free flaw inside renesasusb3remove in drivers/usb/gadget/udc/renesasusb3.c bsc1212513. - CVE-2023-35823: Fixed a...

Unbreakable Enterprise kernel security update

4.1.12-124.76.2 - firewire: fix potential uaf in outboundphypacketcallback Chengfeng Ye Orabug: 35493606 CVE-2023-3159 - ath9k: fix use-after-free in ath9khifusbrxcb Pavel Skripkin Orabug: 35448003 CVE-2022-1679 - dm ioctl: fix nested locking in tableclear to remove deadlock concern Mike Snitzer...

CBL Mariner 2.0 Security Update: kernel (CVE-2023-34256)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2023-34256 advisory. - An issue was discovered in the Linux kernel before 6.3.3. There is an out-of-bounds read in crc16 in...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2023-034 (ALASKERNEL-5.10-2023-034)

The version of kernel installed on the remote host is prior to 5.10.184-174.730. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2023-034 advisory. A flaw was found in the Linux kernel Traffic Control TC subsystem. Using a specific networking...

PT-2025-53230

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's ext4 filesystem implementation where quotas are not properly disabled if a mount operation fails after quotas have been enabled. This can lead to a...

SUSE SLES15: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2023:2534-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:2534-1 advisory. The SUSE Linux Enterprise 15 SP1 kernel was updated to receive various security and bugfixes. The following security...

SUSE SLES12: cluster-md-kmp-rt / dlm-kmp-rt / gfs2-kmp-rt / kernel-devel-rt / etc (SUSE-SU-2023:2501-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:2501-1 advisory. The SUSE Linux Enterprise 12 SP5 RT kernel was updated to receive various security and bugfixes. The following security bugs were fixed: -...

Important: kernel

Issue Overview: There is a potential deadlock in the eBPF subsystem in the Linux kernel. The default sysctl configuration "kernel.unprivilegedbpfdisabled" on Amazon Linux does not allow unprivileged users to use eBPF. CVE-2023-0160 A denial of service problem was found, due to a possible recursiv...

The vulnerability in the ext4_group_desc_csum() function of the Linux operating system’s file system driver allows an attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the Linux operating system’s ext4 file system driver relates to the use of a dedicated buffer for memory management outside the scope in the function ext4groupdesccsum within the fs/ext4/super.c module. Exploiting this vulnerability could allow an attacker to compromise the...

CBL Mariner 2.0 Security Update: hyperv-daemons / kernel (CVE-2023-2513)

The version of hyperv-daemons / kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2023-2513 advisory. - A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it...

SUSE CVE-2023-34256

An issue was discovered in the Linux kernel before 6.3.3. There is an out-of-bounds read in crc16 in lib/crc16.c when called from fs/ext4/super.c because ext4groupdesccsum does not properly check an offset. NOTE: this is disputed by third parties because the kernel is not intended to defend again...