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It was discovered that Squid incorrectly handled certain ICP traffic. In environments where ICP support is enabled, a remote attacker could use this issue to cause Squid to crash, resulting in a denial of service, or obtain small amounts of sensitive information.

USN-8156-1: GDK-PixBuf vulnerability

Ubuntu Security Advisories

4 days 7 hours ago

It was discovered that GDK-PixBuf incorrectly handled certain JPEG files. An attacker could use this issue to cause GDK-PixBuf to crash, resulting in a denial of service, or possibly execute arbitrary code.

USN-8155-1: OpenSSL vulnerabilities

Ubuntu Security Advisories

4 days 7 hours ago

Viktor Dukhovni discovered that OpenSSL incorrectly negotiated the expected preferred key exchange group when used as a TLS 1.3 server. This could result in a less preferred key exchange being used, contrary to expectations. This issue only affected Ubuntu 25.10. (CVE-2026-2673) Igor Morgenstern discovered that OpenSSL incorrectly handled certain memory operations when used as a DANE client. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2026-28387) Igor Morgenstern discovered that OpenSSL incorrectly handled certain memory operations when processing a delta CRL. A remote attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. (CVE-2026-28388) Nathan Sportsman, Daniel Rhea, and Jaeho Nam discovered that OpenSSL incorrectly handled certain memory operations when processing a crafted CMS EnvelopedData message with KeyAgreeRecipientInfo. A remote attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. (CVE-2026-28389) Muhammad Daffa, Joshua Rogers, and Chanho Kim discovered that OpenSSL incorrectly handled processing of a crafted CMS EnvelopedData message with KeyTransportRecipientInfo. A remote attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. (CVE-2026-28390) Quoc Tran discovered that OpenSSL incorrectly handled hexadecimal conversion on 32-bit platforms. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2026-31789) Simo Sorce discovered that OpenSSL incorrectly handled failures in RSA KEM RSASVE Encapsulation. A remote attacker could possibly use this issue to obtain sensitive information. (CVE-2026-31790)

usd-26.03-3.fc45

Fedora Security Advisories

4 days 7 hours ago

FEDORA-2026-c0f8cde7ad Packages in this update:

usd-26.03-3.fc45

Update description:

Automatic update for usd-26.03-3.fc45.

Changelog * Wed Apr 8 2026 Benjamin A. Beasley <code@musicinmybrain.net> - 26.03-3 - Backport several OpenEXRCore security fixes - Fixes CVE-2026-34378 / GHSA-v76p-4qvv-vh4g; closes RHBZ#2455493 - Fixes CVE-2026-34380 / GHSA-q3v8-hw4m-59w5; closes RHBZ#2455534 - Fixes CVE-2026-34588 / GHSA-588r-cr5c-w6hf; closes RHBZ#2455505 - Fixes CVE-2026-34589 / GHSA-p8xc-w3q4-h64x; closes RHBZ#2455501 - Fixes CVE-2026-34379 / GHSA-w88v-vqhq-5p24; closes RHBZ#2455497