kernel: ipvlan: out-of-bounds write caused by unclear skb->cb

A flaw was found in the IPVLAN network driver in the Linux kernel. This issue is caused by missing skb-cb initialization in ipoptionsecho and can lead to an out-of-bounds write stack overflow. This may allow a local user to cause a denial of service or potentially achieve local privilege escalati...

ALSA-2023:4378 Important: kernel-rt security and bug fix update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: ipvlan: out-of-bounds write caused by unclear skb-cb CVE-2023-3090 kernel: clsflower: out-of-bounds write in flsetgeneveopt...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ipvlan: out-of-bounds write caused by unclear skb-cb CVE-2023-3090 kernel: clsflower: out-of-bounds write in flsetgeneveopt CVE-2023-35788 kernel: KVM: x86/mmu: race condition in...

Important: kernel-rt security and bug fix update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: ipvlan: out-of-bounds write caused by unclear skb-cb CVE-2023-3090 kernel: clsflower: out-of-bounds write in flsetgeneveopt...

ALSA-2023:4377 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ipvlan: out-of-bounds write caused by unclear skb-cb CVE-2023-3090 kernel: clsflower: out-of-bounds write in flsetgeneveopt CVE-2023-35788 kernel: KVM: x86/mmu: race condition in...

RHEL 9 : kernel-rt (RHSA-2023:4378)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:4378 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

RHEL 9 : kernel (RHSA-2023:4377)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:4377 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ipvlan: out-of-bounds write...

Ubuntu 22.04 LTS : Linux kernel vulnerabilities (USN-6260-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6260-1 advisory. It was discovered that the NTFS file system implementation in the Linux kernel did not properly check buffer indexes in certain situations, leading to an...

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...

OESA-2023-1439 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A time-of-check to time-of-use issue exists in iouring subsystem's IORINGOPCLOSE operation in the Linux kernel's versions 5.6 - 5.11 inclusive, which allows a local user to elevate their privileges to root. Introduced in...

OESA-2023-1437 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A heap out-of-bounds write vulnerability in the Linux Kernel ipvlan network driver can be exploited to achieve local privilege escalation. The out-of-bounds write is caused by missing skb-cb initialization in the ipvlan network...

OESA-2023-1435 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A time-of-check to time-of-use issue exists in iouring subsystem's IORINGOPCLOSE operation in the Linux kernel's versions 5.6 - 5.11 inclusive, which allows a local user to elevate their privileges to root. Introduced in...

Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6231-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6231-1 advisory. It was discovered that the XFS file system implementation in the Linux kernel did not properly perform metadata validation when mounting certain images. ...

The vulnerability of the Linux operating system’s IPVLAN kernel driver allows attackers to increase their privileges.

The vulnerability of the Linux operating system’s IPVLAN kernel driver is related to writing beyond the buffer boundaries in memory. Exploiting this vulnerability can allow an attacker to increase their privileges...

SUSE-SU-2023:2831-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 Azure kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2023-1077: Fixed a type confusion in picknextrtentity, that could cause memory corruption bsc1208600. - CVE-2023-1249: Fixed a use-after-free flaw in t...

Out-of-bounds write in Linux kernel's ipvlan network driver

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CVE-2023-3090

A flaw was found in the IPVLAN network driver in the Linux kernel. This issue is caused by missing skb-cb initialization in ipoptionsecho and can lead to an out-of-bounds write stack overflow. This may allow a local user to cause a denial of service or potentially achieve local privilege...

AZL-27350 CVE-2023-3090 affecting package kernel for versions less than 5.15.118.1-2

A heap out-of-bounds write vulnerability in the Linux Kernel ipvlan network driver can be exploited to achieve local privilege escalation. The out-of-bounds write is caused by missing skb-cb initialization in the ipvlan network driver. The vulnerability is reachable if CONFIGIPVLAN is enabled. We...

DEBIAN-CVE-2023-3090

A heap out-of-bounds write vulnerability in the Linux Kernel ipvlan network driver can be exploited to achieve local privilege escalation. The out-of-bounds write is caused by missing skb-cb initialization in the ipvlan network driver. The vulnerability is reachable if CONFIGIPVLAN is enabled. We...