RHEL 7 : kpatch-patch (RHSA-2023:5574)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:5574 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-2023:5628)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:5628 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net/sched: clsu32 component...

SUSE-SU-2023:3844-1 Security update for the Linux Kernel (Live Patch 33 for SLE 15 SP2)

This update for the Linux Kernel 5.3.18-15020024142 fixes several issues. The following security issues were fixed: - CVE-2023-3776: Fixed improper refcount update in clsfw leads to use-after-free bsc1215119. - CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter tcinde...

SUSE-SU-2023:3786-1 Security update for the Linux Kernel (Live Patch 34 for SLE 15 SP1)

This update for the Linux Kernel 4.12.14-150100197123 fixes several issues. The following security issues were fixed: - CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter tcindex bsc1210619. - CVE-2023-3776: Fixed improper refcount update in clsfw leads to...

SUSE-SU-2023:3749-1 Security update for the Linux Kernel (Live Patch 35 for SLE 12 SP5)

This update for the Linux Kernel 4.12.14-122133 fixes several issues. The following security issues were fixed: - CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter tcindex bsc1210619. - CVE-2023-3776: Fixed improper refcount update in clsfw leads to use-after-free...

CVE-2023-4244

A use-after-free vulnerability in the Linux kernel's netfilter: nftables component can be exploited to achieve local privilege escalation. Due to a race condition between nftables netlink control plane transaction and nftset element garbage collection, it is possible to underflow the reference...

Race condition

A use-after-free vulnerability in the Linux kernel's netfilter: nftables component can be exploited to achieve local privilege escalation. Due to a race condition between nftables netlink control plane transaction and nftset element garbage collection, it is possible to underflow the reference...

CVE-2023-4244

A use-after-free vulnerability in the Linux kernel's netfilter: nftables component can be exploited to achieve local privilege escalation. Due to a race condition between nftables netlink control plane transaction and nftset element garbage collection, it is possible to underflow the reference...

CVE-2023-4244 Use-after-free in Linux kernel's netfilter: nf_tables component

A use-after-free vulnerability in the Linux kernel's netfilter: nftables component can be exploited to achieve local privilege escalation. Due to a race condition between nftables netlink control plane transaction and nftset element garbage collection, it is possible to underflow the reference...

CVE-2023-4244 Use-after-free in Linux kernel's netfilter: nf_tables component

A use-after-free vulnerability in the Linux kernel's netfilter: nftables component can be exploited to achieve local privilege escalation. Due to a race condition between nftables netlink control plane transaction and nftset element garbage collection, it is possible to underflow the reference...

[Important] [Security] Virtuozzo ReadyKernel Patch 159.0 for Virtuozzo Hybrid Server 7.5

The cumulative Virtuozzo ReadyKernel patch was updated with security fixes. The patch applies to all supported kernels of Virtuozzo Hybrid Server 7.5. Vulnerability id: CVE-2023-3268 3.10.0-1160.41.1.vz7.183.5 to 3.10.0-1160.80.1.vz7.191.4 Out-of-bound memory access during reading relayfs...

SUSE-SU-2023:3329-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 RT kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2022-40982: Fixed transient execution attack called 'Gather Data Sampling' bsc1206418. - CVE-2023-0459: Fixed information leak in uaccessbeginnospec...

OESA-2023-1467 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In multiple functions of binder.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for...

CVE-2023-3609

A double-free flaw was found in u32setparms in net/sched/clsu32.c in the Network Scheduler component in the Linux kernel. This flaw allows a local attacker to use a failure event to mishandle the reference counter, leading to a local privilege escalation threat. Mitigation To mitigate this issue,...

SUSE CVE-2023-3609

A use-after-free vulnerability in the Linux kernel's net/sched: clsu32 component can be exploited to achieve local privilege escalation. If tcfchangeindev fails, u32setparms will immediately return an error after incrementing or decrementing the reference counter in tcfbindfilter. If an attacker...

SUSE CVE-2023-3776

A use-after-free vulnerability in the Linux kernel's net/sched: clsfw component can be exploited to achieve local privilege escalation. If tcfchangeindev fails, fwsetparms will immediately return an error after incrementing or decrementing the reference counter in tcfbindfilter. If an attacker ca...

DEBIAN-CVE-2023-3609

A use-after-free vulnerability in the Linux kernel's net/sched: clsu32 component can be exploited to achieve local privilege escalation. If tcfchangeindev fails, u32setparms will immediately return an error after incrementing or decrementing the reference counter in tcfbindfilter. If an attacker...

UBUNTU-CVE-2023-3609

A use-after-free vulnerability in the Linux kernel's net/sched: clsu32 component can be exploited to achieve local privilege escalation. If tcfchangeindev fails, u32setparms will immediately return an error after incrementing or decrementing the reference counter in tcfbindfilter. If an attacker...

CVE-2023-3776 Use-after-free in Linux kernel's net/sched: cls_fw component

A use-after-free vulnerability in the Linux kernel's net/sched: clsfw component can be exploited to achieve local privilege escalation. If tcfchangeindev fails, fwsetparms will immediately return an error after incrementing or decrementing the reference counter in tcfbindfilter. If an attacker ca...

PT-2023-3974 · Linux +10 · Linux Kernel +10

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A use-after-free vulnerability in the Linux kernel's net/sched: cls fw component can be exploited to achieve local privilege escalation. If tcf change indev fails, fw set parms will...