Security Vulnerabilities fixed in Firefox ESR 115.37 — Mozilla

Memory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code...

KLA91106 Multiple vulnerabilities in Mozilla Firefox ESR

Multiple vulnerabilities were found in Mozilla Firefox ESR. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code, bypass security restrictions. Below is a complete list of vulnerabilities: 1. Memory safety bug fixed in Firefox 152 2. A remote code...

RHEL 8 : kernel-rt (RHSA-2026:26428)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:26428 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

Mozilla Firefox ESR < 115.37

The version of Firefox ESR installed on the remote macOS or Mac OS X host is prior to 115.37. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-59 advisory. - Memory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 1...

Mozilla Firefox ESR < 115.37

The version of Firefox ESR installed on the remote Windows host is prior to 115.37. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-59 advisory. - Memory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and...

EUVD-2026-36804

A signed integer overflow vulnerability was found in GStreamer's VMnc decoder. A crafted VMnc stream with large cursor dimensions can overflow signed integer payload-size arithmetic, bypassing a length check and leading to out-of-bounds reads. A remote attacker could trick a user into opening a...

CVE-2026-53703 Gstreamer1-plugins-ugly-free: gstreamer: out-of-bounds read in realmedia demuxer audio stream header parser

A vulnerability was found in the GStreamer RealMedia demuxer gst-plugins-ugly. When processing a RealMedia .rm file, the demuxer parses MDPR media properties chunks to configure audio streams. For audio stream header versions 4 and 5, the parser reads fields such as codec type, packet size, sampl...

EUVD-2026-36735

A heap use-after-free existed when importing the blank-width characters of an ODF number format. A position value read from the document was not checked against the length of the format-code string, so a malformed number format could be processed against memory outside that string. In fixed...

CVE-2026-6040 Heap use-after-free in ODF number-format blank-width parsing

A heap use-after-free existed when importing the blank-width characters of an ODF number format. A position value read from the document was not checked against the length of the format-code string, so a malformed number format could be processed against memory outside that string. In fixed...

CVE-2026-8358

LibreOffice Calc can import tracked changes from a spreadsheet document. A heap buffer overflow existed when a document reused the same change identifier for two different kinds of change. The importer then treated one change object as a different, larger type and wrote past the end of its...

CVE-2026-6040

A heap use-after-free existed when importing the blank-width characters of an ODF number format. A position value read from the document was not checked against the length of the format-code string, so a malformed number format could be processed against memory outside that string. In fixed...

PT-2026-49263

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description A heap use-after-free occurs during the import of blank-width characters within an ODF number format. This happens because a position value read from the documen...

ROS-20260615-73-0025

The vulnerabilities of the functions xfSetWindowMinMaxInfo and xfrailgetwindow in the RDP client FreeRDP are related to the use of memory after it is freed. Exploiting these vulnerabilities can allow a remote attacker to compromise the confidentiality, integrity, and accessibility of the protecte...

The vulnerability of the Web Codecs component in browsers Firefox, Firefox ESR, and the email client Thunderbird allows a hacker to execute arbitrary code.

The vulnerability of the Web Codecs component in Firefox browsers, Firefox ESR, and the email client Thunderbird is related to the execution of operations outside of the buffer in memory. Exploiting this vulnerability could allow a remote attacker to execute arbitrary code...

SUSE CVE-2026-34180

Issue summary: Parsing a crafted DER-encoded ASN.1 structure with a primitive element whose content exceeds 2 gigabytes in length may cause a heap buffer over-read on 64-bit Unix and Unix-like platforms. Impact summary: The heap buffer over-read may crash the application Denial of Service or to...

Fedora 44 : chromium (2026-2debc85b3c)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-2debc85b3c advisory. Update to 149.0.7827.102 CVE-2026-11628: Use after free in Ozone CVE-2026-11629: Use after free in Ozone CVE-2026-11630: Use after free in File Inpu...

kernel: sctp: fix a potential overflow in sctp_ifwdtsn_skip

In the Linux kernel, the following vulnerability has been resolved: sctp: fix a potential overflow in sctpifwdtsnskip Currently, when traversing ifwdtsn skips with sctpwalkifwdtsn, it only checks the pos against the end of the chunk. However, the data left for the last pos may be sizeofstruct...

CVE-2026-12043 Heap double-free in AWS Common Runtime aws-c-http

Improper handling of HPACK dynamic table size updates in the AWS Common Runtime aws-c-http library might allow a remote threat actor operating a server to cause memory corruption on a connecting client application, potentially leading to arbitrary code execution, via a crafted sequence of HTTP/2...

PT-2026-48928

Summary A program using swift-nio is vulnerable to a potential out-of-bounds write when attacker-controlled index or length values exceeding UInt32.max are passed to some ByteBuffer methods. This affects all swift-nio versions from 1.0.0 to 2.99.0. It is fixed in 2.100.0 and later releases. Detai...

SUSE-SU-2026:2370-1 Security update for nginx

This update for nginx fixes the following issues - CVE-2026-9256: heap buffer overflow in the ngxhttprewritemodule when using a configuration with overlapping captures bsc1266215. - CVE-2026-27651: denial of service via undisclosed requests when the ngxmailauthhttpmodule is enabled bsc1260415. -...