kernel: Use After Free in unix_gc() which could result in a local privilege escalation

A vulnerability was found in unixdgramrecvmsg in net/unix/afunix.c in the Linux kernel's garbage collection for Unix domain socket file handlers. In this flaw, a missing cleanup may lead to a use-after-free due to a race problem. This flaw allows a local user to crash the system or escalate their...

USN-5294-2: Linux kernel vulnerabilities

It was discovered that the Packet network protocol implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-22600 Szymon Heidrich discovered that the USB Gadget...

USN-5297-1: Linux kernel (GKE) vulnerabilities

Szymon Heidrich discovered that the USB Gadget subsystem in the Linux kernel did not properly restrict the size of control requests for certain gadget types, leading to possible out of bounds reads or writes. A local attacker could use this to cause a denial of service system crash or possibly...

USN-5295-2: Linux kernel vulnerabilities

It was discovered that the Packet network protocol implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-22600 Jann Horn discovered a race condition in the Un...

Ubuntu 16.04 ESM / 18.04 LTS : Linux kernel vulnerabilities (USN-5298-1)

The remote Ubuntu 16.04 ESM / 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5298-1 advisory. It was discovered that the Packet network protocol implementation in the Linux kernel contained a double- free vulnerability. A local attacke...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel (GKE) vulnerabilities (USN-5297-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5297-1 advisory. Szymon Heidrich discovered that the USB Gadget subsystem in the Linux kernel did not properly restrict the size of control requests for certa...

USN-5295-1: Linux kernel (HWE) vulnerabilities

It was discovered that the Packet network protocol implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-22600 Jann Horn discovered a race condition in the Un...

USN-5295-1 linux-hwe-5.13 vulnerabilities

It was discovered that the Packet network protocol implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-22600 Jann Horn discovered a race condition in the Un...

USN-5294-1 linux vulnerabilities

It was discovered that the Packet network protocol implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-22600 Szymon Heidrich discovered that the USB Gadget...

SUSE SLES15 Security Update : kernel (Live Patch 11 for SLE 15 SP3) (SUSE-SU-2022:0436-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:0436-1 advisory. - A read-after-free memory flaw was found in the Linux kernel's garbage collection for Unix domain socket file handlers in the way users call...

SUSE-SU-2022:0436-1 Security update for the Linux Kernel (Live Patch 11 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-5940 fixes several issues. The following security issues were fixed: - CVE-2022-0435: Fixed remote stack overflow in net/tipc module that validate domain record count on input bsc1195308. - CVE-2021-4083: Fixed a read-after-free memory flaw inside the garba...

Important: kernel

Issue Overview: A denial of service flaw for virtual machine guests in the Linux kernel's Xen hypervisor subsystem was found in the way users call some interrupts with high frequency from one of the guests. A local user could use this flaw to starve the resources resulting in a denial of service...

Mageia: Security Advisory (MGASA-2020-0073)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

A read-after-free memory flaw was found in the Linux kernel's garbage collection for Unix domain socket file handlers in the way users call close() and fget() simultaneously and can potentially trigger a race condition. This flaw allows a local user to crash the system or escalate their privileges on the system. This flaw affects Linux kernel versions prior to 5.16-rc4.

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openSUSE 15 Security Update : kernel (openSUSE-SU-2022:0169-1)

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2022:0169-1 advisory. - A read-after-free memory flaw was found in the Linux kernel's garbage collection for Unix domain socket file handlers in the way users ca...

SUSE SLED15 / SLES15 Security Update : apache2 (SUSE-SU-2022:0091-2)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:0091-2 advisory. Apache2 was updated to the current stable version 2.4.51 jscSLE-22733 jscSLE-22849 It fixes all CVEs and...

Important: httpd24

Issue Overview: There's a null pointer dereference and server-side request forgery flaw in httpd's modproxy module, when it is configured to be used as a forward proxy. A crafted packet could be sent on the adjacent network to the forward proxy that could cause a crash, or potentially SSRF via...

CVE-2021-4083

A read-after-free memory flaw was found in the Linux kernel's garbage collection for Unix domain socket file handlers in the way users call close and fget simultaneously and can potentially trigger a race condition. This flaw allows a local user to crash the system or escalate their privileges on...

CVE-2021-4083

A read-after-free memory flaw was found in the Linux kernel's garbage collection for Unix domain socket file handlers in the way users call close and fget simultaneously and can potentially trigger a race condition. This flaw allows a local user to crash the system or escalate their privileges on...

CVE-2021-4083

A read-after-free memory flaw was found in the Linux kernel's garbage collection for Unix domain socket file handlers in the way users call close and fget simultaneously and can potentially trigger a race condition. This flaw allows a local user to crash the system or escalate their privileges on...