UBUNTU-CVE-2022-50206

In the Linux kernel, the following vulnerability has been resolved: arm64: fix oops in concurrently setting insnemulation sysctls emulationprochandler changes table-data for procdointvecminmax and can generate the following Oops if called concurrently with itself: | Unable to handle kernel NULL...

CVE-2022-50206

The CVE-2022-50206 issue affects the Linux kernel (ARM64) where emulation_proc_handler() concurrently updates table->data for proc_dointvec_minmax, allowing a NULL pointer dereference Oops. The fix is to keep table->data as &insn->current_mode and to retrieve the insn pointer with contai...

CVE-2022-50206 arm64: fix oops in concurrently setting insn_emulation sysctls

In the Linux kernel, the following vulnerability has been resolved: arm64: fix oops in concurrently setting insnemulation sysctls emulationprochandler changes table-data for procdointvecminmax and can generate the following Oops if called concurrently with itself: | Unable to handle kernel NULL...

CVE-2022-49967 bpf: Fix a data-race around bpf_jit_limit.

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a data-race around bpfjitlimit. While reading bpfjitlimit, it can be changed concurrently via sysctl, WRITEONCE in doprocdoulongvecminmax. The size of bpfjitlimit is long, so we need to add a paired READONCE to avoid...

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 a concurrent sysctl operation that could result in a null pointer dereference...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: udpport: avoid using current-nsproxy As mentioned in a previous commit of this series, using the net structure via current is not recommended for various reasons: - Inconsistency: obtaining information from the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: authenable: avoid using current-nsproxy As mentioned in a previous commit of this series, using the net structure via current is not recommended for various reasons: - Inconsistency: obtaining information from the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: rtomin/max: Avoid using current-nsproxy. As mentioned in a previous commit of this series, using the net structure via current is not recommended for various reasons: - Inconsistency: Obtaining information from the...

EulerOS 2.0 SP13 : kernel (EulerOS-SA-2025-1618)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : ipv4: Fix a data-race around sysctlfibsyncmem.CVE-2022-49637 ima: Fix potential memory leak in imainitcrypto.CVE-2022-49627 MIPS: pgalloc: fix...

Unbreakable Enterprise kernel security update

5.4.17-2136.343.5.1 - nvme: fix deadlock between reset and scan Bitao Hu Orabug: 37920457 5.4.17-2136.343.5 - sctp: sysctl: authenable: avoid using current-nsproxy Matthieu Baerts NGI0 Orabug: 37846673 - sctp: sysctl: cookiehmacalg: avoid using current-nsproxy Matthieu Baerts NGI0 Orabug: 3784666...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21637)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21637 advisory. - In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: udpport: avoid using...

EulerOS 2.0 SP12 : kernel (EulerOS-SA-2025-1422)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : filemap: avoid truncating 64-bit offset to 32 bitsCVE-2025-21665 iomap: avoid avoid truncating 64-bit offset to 32 bitsCVE-2025-21667 fs/proc: fix...

PT-2025-18840 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to the version with the adjusted bpf jit limit Description: A vulnerability in the Linux kernel has been resolved, related to the default bpf jit limit being insufficient. This issue was observed in AWS EKS...

sctp: sysctl: rto_min/max: avoid using current->nsproxy

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sctp: sysctl: udp_port: avoid using current->nsproxy

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sctp: sysctl: plpmtud_probe_interval: avoid using current->nsproxy

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Linux Distros Unpatched Vulnerability : CVE-2025-21642

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: mptcp: sysctl: sched: avoid using current-nsproxy Using the 'net' structure via 'current' is...

Linux Distros Unpatched Vulnerability : CVE-2022-49640

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - sysctl: Fix data races in procdouintvecminmax. A sysctl variable is accessed concurrently, and there is always a chance of data-race. So, all readers and writer...

CVE-2022-49602

In the Linux kernel, the following vulnerability has been resolved: ip: Fix a data-race around sysctlfwmarkreflect. While reading sysctlfwmarkreflect, it can be changed concurrently. Thus, we need to add READONCE to its reader...

CVE-2022-49633

In the Linux kernel, the following vulnerability has been resolved: icmp: Fix data-races around sysctlicmpechoenableprobe. While reading sysctlicmpechoenableprobe, it can be changed concurrently. Thus, we need to add READONCE to its readers...