Debian Dovecot High Severity Service Disruption Info Leak Flaw DLA-4617-1

05.06.2026 23:01 Multiple vulnerabilities were discovered in dovecot, a POP3/IMAP server, which could lead to Denial of Service or information leak. CVE-2026-33603 An attacker can use a specially crafted base64 exchange between Dovecot and Client to fake SCRAM TLS channel binding and later

Ubuntu 26.04 YARD Important Network Exposure Vulnerability USN-8394-1

05.06.2026 18:10 YARD could be made to expose sensitive information over the network.

Debian 11 haveged Critical Local Privilege Escalation Vuln DLA-4616-1

05.06.2026 18:10 Dirk Mueller discovered that a flaw in the function performing a credential check on the command socket of haveged, a userspace entropy daemon, may result in local privilege escalation. For Debian 11 bullseye, this problem has been fixed in version 1.9.14-1+deb11u1.

Debian 11 Exim4 Critical Update DLA-4615-1 CVE-2026-48840

05.06.2026 18:10 Warisjeet Singh discovered that Exim, a mail transport agent, does not properly handle PROXY frames whose declared payload length is too short for the claimed address family, which may result in information disclosure in configurations with SUPPORT_PROXY and 'host_proxy' set. For Debian 11 bullseye, this problem has been fixed in version

Ubuntu 20.04 Postfix Critical Denial of Service USN-8253-2 CVE-2026-43964

05.06.2026 18:10 Postfix could be made to crash if it received specially crafted network traffic.

Ubuntu Exim Critical Denial of Service SMTP Smuggling Vuln 8382-1

05.06.2026 18:10 Several security issues were fixed in Exim.

Ubuntu 26.04 Robocode Critical Network Attack and Code Exec Vuln USN-8385-1

05.06.2026 18:10 Several security issues were fixed in Robocode.

Ubuntu 16.04 LTS Tomcat Critical Auth Bypass Issues USN-8383-1

05.06.2026 18:10 Several security issues were fixed in Tomcat.

Fedora 44 rust-sequoia-octopus Low Severity Security Notice 2026-5c5f4f40a4

05.06.2026 13:20 Update the sequoia-wot crate to version 0.15.2. Update the sequoia-keystore crate to version 0.7.3. This includes a rebuild of all dependent applications to address three low- severity security vulnerabilities in sequoia-wot: https://gitlab.com/sequoia-pgp/sequoia-wot/-/commit/77605b2f

Fedora 44 Transmission 4.1.2 Important Clickjacking Fix CVE-2026-38978

05.06.2026 13:20 4.1.2, fix for CVE-2026-38978

Fedora 44 python-starlette Security Fix for CVE-2026-48710

05.06.2026 13:20 Backport fix for CVE-2026-48710

Fedora 44 perl-Cpanel-JSON-XS Moderate Denial of Service CVE-2026-9516

05.06.2026 13:20 This update addresses a number of bugs including these security issues: Fix BOM-shift PV-corruption SIGABRT Fix dupkeys_as_arrayref type confusion

Fedora 44 libre 4.8.1 Critical Update Details for Real-Time Communication

05.06.2026 13:20 libre v4.8.1 fmt/pl: add pl_strip_html sys/fs: add getpwuid fallback for fs_gethome tls: remove unused include rsa.h ice: check source address of incoming application packets

Fedora 44 NextCloud Update Denial of Service JSON Tampering 2026-30881a5be7

05.06.2026 13:20 33.0.4 Release

Fedora 44 rust-sequoia-wot Low Severity Security Fix 2026-5c5f4f40a4

05.06.2026 13:20 Update the sequoia-wot crate to version 0.15.2. Update the sequoia-keystore crate to version 0.7.3. This includes a rebuild of all dependent applications to address three low- severity security vulnerabilities in sequoia-wot: https://gitlab.com/sequoia-pgp/sequoia-wot/-/commit/77605b2f

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