kernel: net/sched: Fix UAF when resolving a clash

A use-after-free vulnerability was found in the net/sshd tcfctflowtableprocessconn of the Linux kernel. This flaw allows an attacker with a crafted payload to induce a system crash, resulting in a loss of system availability...

The vulnerability of the sched_fork() function in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the schedfork function in the kernel/sched/core.c module of the Linux operating system is related to the reutilization of previously released memory due to competitive access to resources race condition. Exploiting this vulnerability can allow an attacker to compromise the...

Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available fo...

CLSA-2024-1726609578 kernel: Fix of 8 CVEs

blktrace: fix dereference after null check CVE-2019-19768 - blktrace: Protect q-blktrace with RCU CVE-2019-19768 - blktrace: fix unlocked access to init/start-stop/teardown - blktrace: Fix potential deadlock between delete & sysfs ops - net: fix out-of-bounds access in opsinit CVE-2024-36883 -...

SUSE-SU-2024:3249-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-44947: Initialize beyond-EOF page contents before setting uptodate bsc1229454. - CVE-2022-48919: Fix double free race when mount fails in cifsgetroot...

Unbreakable Enterprise kernel security update

5.15.0-210.163.7 - crypto: qat - specify firmware files for 402xx Giovanni Cabiddu Orabug: 37030280 5.15.0-210.163.6 - Revert 'Fix userfaultfdapi to return EINVAL as expected' Vijayendra Suman Orabug: 37004422 5.15.0-210.163.5 - Revert 'bpf: Allow reads from uninit stack' Vijayendra Suman Orabug:...

Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2024-12618)

The remote Oracle Linux 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2024-12618 advisory. - net: mana: Fix possible double free in error handling path Ma Ke Orabug: 36897038 CVE-2024-42069 - net: relax socket state check at accept time...

AZL-49221 CVE-2024-45020 affecting package kernel for versions less than 6.6.51.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a kernel verifier crash in stacksafe Daniel Hodges reported a kernel verifier crash when playing with sched-ext. Further investigation shows that the crash is due to invalid memory access in stacksafe. More specifically,...

CVE-2024-44958

In the Linux kernel, the following vulnerability has been resolved: sched/smt: Fix unbalance schedsmtpresent dec/inc I got the following warn report while doing stress test: jump label: negative count! WARNING: CPU: 3 PID: 38 at kernel/jumplabel.c:263 statickeyslowtrydec+0x9d/0xb0 Call Trace:...

DEBIAN-CVE-2024-44958

In the Linux kernel, the following vulnerability has been resolved: sched/smt: Fix unbalance schedsmtpresent dec/inc I got the following warn report while doing stress test: jump label: negative count! WARNING: CPU: 3 PID: 38 at kernel/jumplabel.c:263 statickeyslowtrydec+0x9d/0xb0 Call Trace:...

UBUNTU-CVE-2024-44958

In the Linux kernel, the following vulnerability has been resolved: sched/smt: Fix unbalance schedsmtpresent dec/inc I got the following warn report while doing stress test: jump label: negative count! WARNING: CPU: 3 PID: 38 at kernel/jumplabel.c:263 statickeyslowtrydec+0x9d/0xb0 Call Trace:...

CVE-2024-44958

In the Linux kernel, the following vulnerability has been resolved: sched/smt: Fix unbalance schedsmtpresent dec/inc I got the following warn report while doing stress test: jump label: negative count! WARNING: CPU: 3 PID: 38 at kernel/jumplabel.c:263 statickeyslowtrydec+0x9d/0xb0 Call Trace:...

CVE-2024-44958 sched/smt: Fix unbalance sched_smt_present dec/inc

In the Linux kernel, the following vulnerability has been resolved: sched/smt: Fix unbalance schedsmtpresent dec/inc I got the following warn report while doing stress test: jump label: negative count! WARNING: CPU: 3 PID: 38 at kernel/jumplabel.c:263 statickeyslowtrydec+0x9d/0xb0 Call Trace:...

CVE-2024-44958 sched/smt: Fix unbalance sched_smt_present dec/inc

In the Linux kernel, the following vulnerability has been resolved: sched/smt: Fix unbalance schedsmtpresent dec/inc I got the following warn report while doing stress test: jump label: negative count! WARNING: CPU: 3 PID: 38 at kernel/jumplabel.c:263 statickeyslowtrydec+0x9d/0xb0 Call Trace:...

CVE-2024-44958

CVE-2024-44958 – Linux kernel SMT scheduling fix : The issue was a balance error in sched_smt_present where, if cpuset_cpu_inactive() fails during cpu offline, sched_smt_present is decremented before sched_cpu_deactivate(), causing an unbalanced dec/inc pair. The patch increments sched_smt_presen...

The vulnerability of the sched/core component in the Linux operating system’s kernel allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the sched/core component in the Linux operating system’s kernel is related to the repeated release of memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

CLSA-2024-1725293298 kernel: Fix of 37 CVEs

tun: add missing verification for short frame CVE-2024-41091 - tap: add missing verification for short frame CVE-2024-41090 - drm/amd/display: Fix potential index out of bounds in color transformation function CVE-2024-38552 - net: fix dstnegativeadvice race CVE-2024-36971 - net: annotate...

SUSE CVE-2022-48944

In the Linux kernel, the following vulnerability has been resolved: sched: Fix yet more schedfork races Where commit 4ef0c5c6b5ba "kernel/sched: Fix schedfork access an invalid schedtaskgroup" fixed a fork race vs cgroup, it opened up a race vs syscalls by not placing the task on the runqueue...

DEBIAN-CVE-2022-48944

In the Linux kernel, the following vulnerability has been resolved: sched: Fix yet more schedfork races Where commit 4ef0c5c6b5ba "kernel/sched: Fix schedfork access an invalid schedtaskgroup" fixed a fork race vs cgroup, it opened up a race vs syscalls by not placing the task on the runqueue...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the schedfork function opening up competition with system calls by not placing tasks in the run queue...