thunderbird: Off-by-one out of bounds read in MIME header parser for forwarding

A flaw was found in Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: The code to parse MIME headers for display when forwarding a message if the setting to view all headers was enabled had an off-by-one error, allowing a single byte to be read from the memory...

CVE-2026-64563 rhashtable: clear stale iter->p on table restart

In the Linux kernel, the following vulnerability has been resolved: rhashtable: clear stale iter-p on table restart rhashtablewalkstartcheck has two restart paths when resuming a walk. When iter-walker.tbl is valid, it re-validates iter-p against the table and sets iter-p = NULL if the object is...

UBUNTU-CVE-2026-18739

A flaw was found in popt, a command-line option parsing library. An off-by-one error in the poptStuffArgs function, when repeatedly called by a host application or through deep alias nesting, can lead to corruption of internal program data. This corruption could potentially enable a local attacke...

EUVD-2026-52576

A flaw was found in SSSD. The sssnssprotocolfillinitgr function in the NSS responder pre-allocates reply space for all group entries but does not shrink the packet when groups are skipped, causing uninitialized heap bytes to be transmitted to the client. A local attacker can exploit this to...

sg3_utils security, bug fix, and enhancement update

1.48-7.1 - sginq output conformance for SCSI name string and ATA fields RHEL-188123...

RHEL 8 : kernel (RHSA-2026:49857)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:49857 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ipc: limit nextid allocation to the...

RHEL 9 : thunderbird (RHSA-2026:49921)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:49921 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Site isolation issue in the DOM:...

Important: gstreamer1-plugins-bad-free

Issue Overview: A flaw was found in GStreamer's gst-plugins-bad package. When processing a specially crafted H.264 video file containing malformed MVC or SVC extension slice NAL units, a 1-byte heap out-of-bounds read can occur during parsing. This happens when the parser attempts to check slice...

osbuild-composer security, bug fix, and enhancement update

175-1.0.1 - Track github upstream...

sg3_utils security, bug fix, and enhancement update

1.47-10.1 - sginq output conformance for SCSI name string and ATA fields RHEL-188130...

Important: kernel-livepatch-6.12.94-123.180

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs CVE-2026-64531 In the Linux kernel, the following vulnerability has been resolved: xfs: resample the data fork mapping after cycling ILOCK CVE-2026-64600...

php8.4 security, bug fix, and enhancement update

8.4.23-1 - rebase to 8.4.23...

Important: python3.12

Issue Overview: The incremental HTML parser html.parser.HTMLParser allows for CPU denial-of-service through repeated unterminated markup declarations when processing uncontrolled data. CVE-2026-15308 In the Tarfile.extract function, the filter parameter is not passed properly when extracting...

Important: python3.13

Issue Overview: The incremental HTML parser html.parser.HTMLParser allows for CPU denial-of-service through repeated unterminated markup declarations when processing uncontrolled data. CVE-2026-15308 In the Tarfile.extract function, the filter parameter is not passed properly when extracting...

Important: python3.14

Issue Overview: When using the "configparser" module to write configuration files containing multi-line text values with carriage return characters \r the resulting file could be injected with unexpected keys and values if the attacker controls the written value. CVE-2026-0864 The incremental HTM...

RHEL 9 : sg3_utils (RHSA-2026:50141)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:50141 advisory. The sg3utils packages provide command-line utilities for devices that use the Small Computer System Interface SCSI command sets. Security Fixes:...

RHEL 9 : Satellite 6.17.10 Async Update (Important) (RHSA-2026:50222)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:50222 advisory. Red Hat Satellite is a system management solution that allows organizations to configure and maintain their systems without the necessity t...

Amazon Linux 2023 : python3.13, python3.13-devel, python3.13-freethreading (ALAS2023-2026-1997)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1997 advisory. The incremental HTML parser html.parser.HTMLParser allows for CPUdenial-of-service through repeated unterminated markup declarations whenprocessing uncontrolled data. CVE-2026-15308 In the...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: thrift: perl-thrift-0.24.0-0.1.hum1 noarch python3-thrift-0.24.0-0.1.hum1 aarch64, x8664 thrift-0.24.0-0.1.hum1 aarch64, x8664 thrift-devel-0.24.0-0.1.hum1 aarch64, x8664...

DEBIAN-CVE-2026-69245

Guzzle is an extensible PHP HTTP client. Prior to 7.15.2 and 8.0.1, SetCookie::matchesDomain gives every subdomain of a cookie Domain that cookie unless SetCookie::matchesDomain recognizes the Domain as an IP literal or a numeric host, and the decision comes from the domain's own text, so two...