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...

PT-2025-40233

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's jbd2 subsystem related to checkpoint handling. A specific process can corrupt an ext4 image due to improper handling of journal checkpoints. The issue...

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-2023-36599

Уязвимость функции ext4 fill super модуля fs/ext4/super.c файловой системы Ext4 ядра операционной системы Linux связана с неправильным освобождением памяти «утечка памяти». Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании...

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...

PT-2025-54006

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.3.0-next-20230505-00006-g5107a9c821af Description The Linux kernel contains an issue within the quota handling mechanism. A warning can occur in the dqgrab function during fault injection scenarios involving...

Linux ext4_group_desc_csum Buffer Overflow

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...

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...

AZL-27063 CVE-2023-34256 affecting package kernel for versions less than 5.15.116.1-1

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...