kernel: race condition in snd_pcm_hw_free leading to use-after-free

A use-after-free flaw was found in the Linux kernel’s sound subsystem in the way a user triggers concurrent calls of PCM hwparams. The hwfree ioctls or similar race condition happens inside ALSA PCM for other ioctls. This flaw allows a local user to crash or potentially escalate their privileges ...

SUSE CVE-2022-1048

A use-after-free flaw was found in the Linux kernel's sound subsystem in the way a user triggers concurrent calls of PCM hwparams. The hwfree ioctls or similar race condition happens inside ALSA PCM for other ioctls. This flaw allows a local user to crash or potentially escalate their privileges ...

EulerOS 2.0 SP5 : kernel (EulerOS-SA-2023-2152)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A flaw was found in the Linux kernel's implementation of RDMA over infiniband. An attacker with a privileged local account can leak kernel stack...

Rocky Linux 8 : kernel-rt (RLSA-2023:1584)

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2023:1584 advisory. - A flaw was found in the Linux kernel Traffic Control TC subsystem. Using a specific networking configuration redirecting egress packets to ingress usi...

K000133644: Linux kernel vulnerability CVE-2023-0266

Security Advisory Description A use after free vulnerability exists in the ALSA PCM package in the Linux Kernel. SNDRVCTLIOCTLELEMREAD|WRITE32 is missing locks that can be used in a use-after-free that can result in a priviledge escalation to gain ring0 access from the system user. We recommend...

Ubuntu 22.04 LTS : Linux kernel (Intel IoTG) vulnerabilities (USN-6004-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6004-1 advisory. It was discovered that the KVM VMX implementation in the Linux kernel did not properly handle indirect branch prediction isolation between L1 and L2 VMs...

Ubuntu 16.04 ESM : Linux kernel (GCP) vulnerabilities (USN-6009-1)

The remote Ubuntu 16.04 ESM host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6009-1 advisory. It was discovered that the System V IPC implementation in the Linux kernel did not properly handle large shared memory counts. A local attacker could use...

AlmaLinux 8 : kpatch-patch (ALSA-2023:1659)

The remote AlmaLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2023:1659 advisory. - A stack overflow flaw was found in the Linux kernel's SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a...

Rocky Linux 8 : kernel (RLSA-2023:1566)

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2023:1566 advisory. - A flaw was found in the Linux kernel Traffic Control TC subsystem. Using a specific networking configuration redirecting egress packets to ingress usi...

Rocky Linux 9 : kernel-rt (RLSA-2023:1469)

The remote Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2023:1469 advisory. - A flaw was found in the Linux kernel Traffic Control TC subsystem. Using a specific networking configuration redirecting egress packets to ingress usi...

Oracle Linux 8 : kernel (ELSA-2023-1566)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-1566 advisory. - ovl: fail on invalid uid/gid mapping at copy up Miklos Szeredi 2165341 2165342 CVE-2023-0386 - ALSA: pcm: Move rwsem lock inside sndctlelemread to...

Rocky Linux 9 : kernel (RLSA-2023:1470)

The remote Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2023:1470 advisory. - A flaw was found in the Linux kernel Traffic Control TC subsystem. Using a specific networking configuration redirecting egress packets to ingress usi...

RHEL 8 : kernel (RHSA-2023:1554)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:1554 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: ALSA: pcm: Move rwsem lock inside...

RHEL 8 : kernel (RHSA-2023:1566)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:1566 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: stack overflow in doprocdointv...

RHEL 8 : kpatch-patch (RHSA-2023:1660)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:1660 advisory. This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel...

RHEL 8 : kernel (RHSA-2023:1557)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:1557 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: ALSA: pcm: Move rwsem lock inside...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-5987-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5987-1 advisory. It was discovered that the KVM VMX implementation in the Linux kernel did not properly handle indirect branch prediction isolation between L1...

RHEL 8 : kernel (RHSA-2023:1559)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:1559 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: use-after-free caused by...

RHEL 8 : kernel-rt (RHSA-2023:1584)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:1584 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...