USN-8564-1: PHP vulnerabilities

It was discovered that PHP incorrectly handled certain TLS setup failures, resulting in a NULL pointer dereference. An attacker could possibly use this issue to cause PHP to crash, resulting in a denial of service. This issue only affected Ubuntu 26.04 LTS. CVE-2026-12184 It was discovered that P...

USN-8540-1: OpenVPN vulnerabilities

It was discovered that OpenVPN had a 1-byte buffer overrun when handling NTLMv2 proxy responses. An attacker could use this issue to cause a denial of service or possibly execute arbitrary code. This issue only affected Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. CVE-2026-11771 It was discovered that...

USN-8526-1 libheif vulnerabilities

Xianrui Dong discovered that libheif had an out-of-bounds read in its HEIF sequence track parser. An attacker could possibly use this issue to cause a denial of service or obtain sensitive information. This issue only affected Ubuntu 26.04 LTS. CVE-2026-47254 Junyi Liu discovered that libheif had...

Ubuntu 26.04 LTS : Linux kernel (NVIDIA) vulnerabilities (USN-8507-1)

"The remote Ubuntu 26.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8507-1 advisory. It was discovered that some AMD processors did not properly clear data in the floating point divider unit during speculative execution. A local attacker...

USN-8479-1: libheif vulnerabilities

It was discovered that libheif incorrectly handled certain crafted HEIF files. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. CVE-2026-47178 It was discovered that libheif incorrectly validated offsets when decoding certain crafted HEIF files. An...

USN-8479-1 libheif vulnerabilities

It was discovered that libheif incorrectly handled certain crafted HEIF files. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. CVE-2026-47178 It was discovered that libheif incorrectly validated offsets when decoding certain crafted HEIF files. An...

Ubuntu 26.04 LTS : GStreamer Bad Plugins vulnerabilities (USN-8446-1)

The remote Ubuntu 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8446-1 advisory. It was discovered that GStreamer Bad Plugins incorrectly handled parsing H.266/VVC picture partition data. An attacker could use this issue to cause...

USN-8379-1: urllib3 vulnerabilities

It was discovered that urllib3 incorrectly handled cross-origin redirects in ProxyManager. A remote attacker could possibly use this issue to obtain sensitive information. CVE-2026-44431 It was discovered that urllib3 incorrectly handled decompression of specially crafted responses. A remote...

PT-2026-46107

USN-8363-1 fixed several vulnerabilities in MySQL. This update provides the corresponding fixes for MySQL on Ubuntu 20.04 LTS. Original advisory details: Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been...

USN-8299-1 rclone vulnerabilities

It was discovered that Rclone incorrectly handled authorization in the remote control API. An attacker could possibly use this issue to obtain sensitive information. CVE-2026-41176 It was discovered that Rclone incorrectly handled backend instantiation via the remote control API. An attacker coul...

USN-8259-1 openexr vulnerabilities

Quang Luong discovered that OpenEXR incorrectly handled sample count accumulation when processing deep scan line image files. An attacker could possibly use this issue to cause OpenEXR to crash, resulting in a denial of service, or execute arbitrary code. CVE-2026-27622 It was discovered that...

USN-8246-1: Vim vulnerabilities

Michał Majchrowicz discovered that Vim’s zip plugin could overwrite arbitrary files. An attacker could possibly use this issue to delete sensitive data or execute arbitrary code. This issue only affected Ubuntu 26.04 LTS. CVE-2026-35177 It was discovered that Vim’s netbeans interface did not...

USN-8239-1: Apache HTTP Server vulnerabilities

Bartlomiej Dmitruk and Stanislaw Strzalkowski discovered that Apache HTTP Server incorrectly handled certain memory operations when using the HTTP/2 protocol. A remote attacker could use this issue to cause Apache HTTP Server to crash, resulting in a denial of service, or possibly execute arbitra...

USN-8233-2 nghttp2 vulnerability

USN-8233-1 fixed a vulnerability in nghttp2. This update provides the corresponding update for Ubuntu 26.04 LTS. Original advisory details: Andrew MacPherson discovered that nghttp2 did not properly validate internal state when the session termination API was called. A remote attacker could...

USN-8219-1: UltraJSON vulnerabilities

Cameron Criswell discovered that UltraJSON contained a memory leak that would occur when parsing large integers. An attacker could possibly use this issue to cause UltraJSON to crash, resulting in a denial of service. This issue only affected Ubuntu 24.04 LTS, Ubuntu 25.10, and Ubuntu 26.04 LTS...