Security Patches & Advisories

Official security updates from major vendors

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22,211

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19

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Showing 20 of 22,211 patches

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USN-8145-5 Unknown 5 CVEs Restart Required

USN-8145-5: Linux kernel (Azure) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture;…

Canonical (Ubuntu) Apr 15, 2026
USN-8175-1 Unknown 1 CVE Restart Required

USN-8175-1: FRR vulnerability

It was discovered that FRR did not correctly handle certain network requests. A remote attacker could possibly use this issue to gain unauthorized access to resources.

Canonical (Ubuntu) Apr 15, 2026
DSA-6213-1 Unknown Restart Required

DSA-6213-1 lxd - security update

Multiple security issues were discovered in LXD, a system container and virtual machine manager, which could result in restriction bypass or privilege escalation. https://security-tracker.debian.org/tracker/DSA-6213-1

Debian Apr 15, 2026
DSA-6212-1 Unknown Restart Required

DSA-6212-1 incus - security update

Two security issues were discovered in Incus, a system container and virtual machine manager, which could result in restriction bypass or privilege escalation. https://security-tracker.debian.org/tracker/DSA-6212-1

Debian Apr 15, 2026
USN-8138-2 Unknown 1 CVE Restart Required

USN-8138-2: tar-rs vulnerability

USN-8138-1 fixed a vulnerability in tar-rs. This update provides the corresponding update for Ubuntu 20.04 LTS. Original advisory details: It was discovered that tar-rs incorrectly handled symlinks when unpacking a…

Canonical (Ubuntu) Apr 14, 2026
USN-8168-2 Unknown 1 CVE Restart Required

USN-8168-2: Rust vulnerability

USN-8168-1 fixed a vulnerability in Rust. This update provides the corresponding update to Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. Original advisory details: It…

Canonical (Ubuntu) Apr 14, 2026
USN-8174-1 Unknown 2 CVEs Restart Required

USN-8174-1: XML::Parser vulnerabilities

It was discovered that XML::Parser incorrectly handled certain multi-byte UTF-8 characters. If a user or automated system were tricked into processing specially crafted XML data, a remote attacker could use…

Canonical (Ubuntu) Apr 14, 2026
USN-8173-1 Unknown 1 CVE Restart Required

USN-8173-1: polkit vulnerabilities

It was discovered that polkit incorrectly handled nested elements in XML policy files. If an administrator were tricked into installing a malicious policy file, a remote attacker could possibly use…

Canonical (Ubuntu) Apr 14, 2026
USN-8148-6 Unknown 3 CVEs Restart Required

USN-8148-6: Linux kernel (Azure) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Cryptographic API;…

Canonical (Ubuntu) Apr 14, 2026
USN-8149-3 Unknown 3 CVEs Restart Required

USN-8149-3: Linux kernel (Azure) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Cryptographic API;…

Canonical (Ubuntu) Apr 14, 2026
DSA-6211-1 Unknown Restart Required

DSA-6211-1 thunderbird - security update

Multiple security issues were discovered in Thunderbird, which could result in the execution of arbitrary code. https://security-tracker.debian.org/tracker/DSA-6211-1

Debian Apr 14, 2026
DSA-6210-1 Unknown Restart Required

DSA-6210-1 imagemagick - security update

Multiple security vulnerabilities were discovered in imagemagick, a software suite used for editing and manipulating digital images, which could lead to symlink races, information leaks, denial of service and potentially…

Debian Apr 14, 2026
USN-8163-2 Unknown 350 CVEs Restart Required

USN-8163-2: Linux kernel (Azure) vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module (LSM). An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles…

Canonical (Ubuntu) Apr 13, 2026
USN-8172-1 Unknown Restart Required

USN-8172-1: kvmtool vulnerabilities

It was discovered that kvmtool did not properly manage memory under certain circumstances. A malicious guest attacker could use this issue to cause kvmtool to crash, leading to a denial…

Canonical (Ubuntu) Apr 13, 2026
USN-8171-1 Unknown 3 CVEs Restart Required

USN-8171-1: Vim vulnerabilities

Nathan Mills discovered that Vim could crash when parsing certain regular expressions. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu…

Canonical (Ubuntu) Apr 13, 2026
USN-8170-1 Unknown 2 CVEs Restart Required

USN-8170-1: Corosync vulnerabilities

It was discovered that Corosync incorrectly handled the membership commit token validity check. A remote attacker could use this issue to cause Corosync to crash, resulting in a denial of…

Canonical (Ubuntu) Apr 13, 2026
USN-8168-1 Unknown 1 CVE Restart Required

USN-8168-1: Rust vulnerability

It was discovered that tar-rs embedded in rustc incorrectly handled symlinks when unpacking a tar archive. If a user or automated system were tricked into processing a specially crafted tar…

Canonical (Ubuntu) Apr 13, 2026
USN-8167-1 Unknown 1 CVE Restart Required

USN-8167-1: xdg-dbus-proxy vulnerability

It was discovered that xdg-dbus-proxy incorrectly handled eavesdropping in policy rules. A local attacker could possibly use this issue to intercept certain D-Bus messages.

Canonical (Ubuntu) Apr 13, 2026
LSN-0119-1 Unknown 8 CVEs Restart Required

LSN-0119-1: Kernel Live Patch Security Notice

In the Linux kernel, the following vulnerability has been resolved: btrfs: ref-verify: fix use-after-free after invalid ref action At btrfs_ref_tree_mod() after we successfully inserted the new ref entry (local variable…

Canonical (Ubuntu) Apr 13, 2026
DSA-6209-1 Unknown Restart Required

DSA-6209-1 xdg-dbus-proxy - security update

It was discovered that incorrect parsing of policy rules in the xdg-dbus-proxy (a filtering proxy for D-Bus connections) allowed the bypass of eavesdrop restrictions, which could result in information disclosure.…

Debian Apr 13, 2026