UBUNTU-CVE-2026-27953

ormar is a async mini ORM for Python. Versions 0.23.0 and below are vulnerable to Pydantic validation bypass through the model constructor, allowing any unauthenticated user to skip all field validation by injecting "pkonly": true into a JSON request body. By injecting "pkonly": true into a JSON...

UBUNTU-CVE-2026-4359

A compromised third party cloud server or man-in-the-middle attacker could send a malformed HTTP response and cause a crash in applications using the MongoDB C driver...

UBUNTU-CVE-2026-32836

drlibs drflac.h version 0.13.3 and earlier fixed in commits fefced4, 4f5a4cd, and 663239a contain an uncontrolled memory allocation vulnerability in drflacreadanddecodemetadata that allows attackers to trigger excessive memory allocation by supplying crafted PICTURE metadata blocks. Attackers can...

UBUNTU-CVE-2026-32776

libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content...

UBUNTU-CVE-2026-32259

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-16 and 6.9.13-41, when a memory allocation fails in the sixel encoder it would be possible to write past the end of a buffer on the stack. This vulnerability is fixed in 7.1.2-16 and...

UBUNTU-CVE-2026-3784

curl would wrongly reuse an existing HTTP proxy connection doing CONNECT to a server, even if the new request uses different credentials for the HTTP proxy. The proper behavior is to create or use a separate connection...

Exploit for Privilege Context Switching Error in Canonical Ubuntu_Linux

CVE-2021-3493 – Ubuntu OverlayFS Local Privilege Escalation...

UBUNTU-CVE-2025-11563

URLs containing percent-encoded slashes / or \ can trick wcurl into saving the output file outside of the current directory without the user explicitly asking for it. This flaw only affects the wcurl command line tool...

UBUNTU-CVE-2026-2778

Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

UBUNTU-CVE-2026-2801

Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148...

UBUNTU-CVE-2026-2760

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

UBUNTU-CVE-2026-2782

Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

UBUNTU-CVE-2026-25638

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, memory leak exists in coders/msl.c. In the WriteMSLImage function of the msl.c file, resources are allocated. But the function returns early without releasing...

UBUNTU-CVE-2025-61146

saitoha libsixel until v1.8.7 was discovered to contain a memory leak via the component mallocstub.c...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : Evolution Data Server vulnerability (USN-8055-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by a vulnerability as referenced in the USN-8055-1 advisory. It was discovered that Evolution Data Server incorrectly handled removing local cache files. An attacker could possibly use this issue to caus...

UBUNTU-CVE-2019-25355

gSOAP 2.8 contains a directory traversal vulnerability that allows unauthenticated attackers to access system files by manipulating HTTP path traversal techniques. Attackers can retrieve sensitive files like /etc/passwd by sending crafted GET requests with multiple '../' directory traversal...

UBUNTU-CVE-2026-0665

An off-by-one error was found in QEMU's KVM Xen guest support. A malicious guest could use this flaw to trigger out-of-bounds heap accesses in the QEMU process via the emulated Xen physdev hypercall interface, leading to a denial of service or potential memory corruption...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : GnuTLS vulnerabilities (USN-8043-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8043-1 advisory. Tim Scheckenbach discovered that GnuTLS incorrectly handled malicious certificates containing a large number of name constraints and...

UBUNTU-CVE-2026-2005

Heap buffer overflow in PostgreSQL pgcrypto allows a ciphertext provider to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12, 15.16, and 14.21 are affected...

UBUNTU-CVE-2026-1848

Connections received from the proxy port may not count towards total accepted connections, resulting in server crashes if the total number of connections exceeds available resources. This only applies to connections accepted from the proxy port, pending the proxy protocol header...