OESA-2023-1669 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: An issue was discovered in the Linux kernel through 6.0.9. drivers/media/usb/ttusb-dec/ttusbdec.c has a memory leak because of the lack of a dvbfrontenddetach call.CVE-2022-45887 A division-by-zero error on some AMD processors ca...

The vulnerability of the qfq_dequeue() function in the net/sched/sch_plug.c module of the Linux kernel allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information, or enhance their privileges.

The vulnerability of the qfqdequeue function in the net/sched/schplug.c module of the Linux kernel is related to the use of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of protected information, or t...

Use-after-free in Linux kernel's net/sched: sch_qfq component

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SUSE CVE-2023-4921

A use-after-free vulnerability in the Linux kernel's net/sched: schqfq component can be exploited to achieve local privilege escalation. When the plug qdisc is used as a class of the qfq qdisc, sending network packets triggers use-after-free in qfqdequeue due to the incorrect .peek handler of...

AZL-28779 CVE-2023-4921 affecting package kernel for versions less than 5.15.133.1-1

A use-after-free vulnerability in the Linux kernel's net/sched: schqfq component can be exploited to achieve local privilege escalation. When the plug qdisc is used as a class of the qfq qdisc, sending network packets triggers use-after-free in qfqdequeue due to the incorrect .peek handler of...

DEBIAN-CVE-2023-4921

A use-after-free vulnerability in the Linux kernel's net/sched: schqfq component can be exploited to achieve local privilege escalation. When the plug qdisc is used as a class of the qfq qdisc, sending network packets triggers use-after-free in qfqdequeue due to the incorrect .peek handler of...

UBUNTU-CVE-2023-4921

A use-after-free vulnerability in the Linux kernel's net/sched: schqfq component can be exploited to achieve local privilege escalation. When the plug qdisc is used as a class of the qfq qdisc, sending network packets triggers use-after-free in qfqdequeue due to the incorrect .peek handler of...

CVE-2023-4921

A use-after-free vulnerability in the Linux kernel's net/sched: schqfq component can be exploited to achieve local privilege escalation. When the plug qdisc is used as a class of the qfq qdisc, sending network packets triggers use-after-free in qfqdequeue due to the incorrect .peek handler of...

PT-2023-5190 · Linux +9 · Linux Kernel +9

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: sch qfq component can be exploited to achieve local privilege escalation. When the plug qdisc is used as a class of the...

Important: kernel

Issue Overview: An issue in "Zen 2" CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information. CVE-2023-20593 An out-of-bounds write vulnerability in the Linux kernel's net/sched: schqfq component can be exploited to achieve local...

The vulnerability of the qfq_change_agg() function in the net/sched/sch_qfq.c module of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information, or to enhance their privileges within the system.

The vulnerability of the qfqchangeagg function in the net/sched/schqfq.c module of the Linux operating system is related to writing beyond the allocated buffer, due to the lack of boundary control. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity,...

SUSE CVE-2023-3611

An out-of-bounds write vulnerability in the Linux kernel's net/sched: schqfq component can be exploited to achieve local privilege escalation. The qfqchangeagg function in net/sched/schqfq.c allows an out-of-bounds write because lmax is updated according to packet sizes without bounds checks. We...

DEBIAN-CVE-2023-3611

An out-of-bounds write vulnerability in the Linux kernel's net/sched: schqfq component can be exploited to achieve local privilege escalation. The qfqchangeagg function in net/sched/schqfq.c allows an out-of-bounds write because lmax is updated according to packet sizes without bounds checks. We...

UBUNTU-CVE-2023-3611

An out-of-bounds write vulnerability in the Linux kernel's net/sched: schqfq component can be exploited to achieve local privilege escalation. The qfqchangeagg function in net/sched/schqfq.c allows an out-of-bounds write because lmax is updated according to packet sizes without bounds checks. We...

PT-2023-3973 · Linux +9 · Linux Kernel +9

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to an out-of-bounds write vulnerability in the Linux kernel's net/sched: sch qfq component. This vulnerability can be exploited to achieve local privilege...

SUSE SLES12: kernel-livepatch-4_12_14-150100_197_117-default / etc (SUSE-SU-2023:2702-1)

The remote SUSE Linux SLES12 / SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:2702-1 advisory. This update for the Linux Kernel 4.12.14-122127 fixes several issues. The following security issues were fixed: - CVE-2023-23455: Fixe...

SUSE SLES15 Security Update : kernel (Live Patch 37 for SLE 15 SP1) (SUSE-SU-2023:2681-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:2681-1 advisory. This update for the Linux Kernel 4.12.14-150100197134 fixes several issues. The following security issues were fixed: - CVE-2023-31436: Fixed a...

USN-6131-1: Linux kernel vulnerabilities

Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...

The vulnerability of the qfq_change_class() function in Linux operating systems allows a perpetrator to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the qfqchangeclass function in Linux operating systems stems from the operation of storing values outside of the buffer in memory when processing the QFQMINLMAX value. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

Medium: kernel

Issue Overview: bpf: incorrect verifier pruning due to missing register precision taints, which may lead to out-of-band read/write access due to an incorrect verifier conclusion. CVE-2023-2163 A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the...