Mozilla: Memory safety bugs fixed in Firefox 83 and Firefox ESR 78.5

Mozilla developers reported memory safety bugs present in Firefox 82 and Firefox ESR 78.4. 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. This vulnerability affects Firefox 83, Firefox E...

Mozilla: Use-after-free in WebRequestService

During browser shutdown, reference decrementing could have occured on a previously freed object, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

Mozilla: XSS through paste (manual and clipboard API)

In some cases, removing HTML elements during sanitization would keep existing SVG event handlers and therefore lead to XSS. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

CVE-2020-27815

A flaw was found in the JFS filesystem code in the Linux Kernel which allows a local attacker with the ability to set extended attributes to panic the system, causing memory corruption or escalating privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well a...

UBUNTU-CVE-2020-27815

A flaw was found in the JFS filesystem code in the Linux Kernel which allows a local attacker with the ability to set extended attributes to panic the system, causing memory corruption or escalating privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well a...

kernel: metadata validator in XFS may cause an inode with a valid, user-creatable extended attribute to be flagged as corrupt

A flaw was found in the Linux kernel. A failure of the file system metadata validator in XFS can cause an inode with a valid, user-creatable extended attribute to be flagged as corrupt. This can lead to the filesystem being shutdown, or otherwise rendered inaccessible until it is remounted, leadi...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Mozilla Firefox Resource Management Error Vulnerability (CNVD-2021-07320)

Mozilla Firefox and Mozilla Firefox ESR are both products of the Mozilla Foundation in the U.S. Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox web browser. The FireFox product suffers from a resource management error vulnerability that...

Mozilla: Write side effects in MCallGetProperty opcode not accounted for

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox 82.0.3, Firefox ESR 78.4.1, and Thunderbird 78.4.2...

SUSE-SU-2020:3458-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: - Firefox Extended Support Release 78.5.0 ESR bsc1178824 CVE-2020-26951: Parsing mismatches could confuse and bypass security sanitizer for chrome privileged code CVE-2020-16012: Variable time processing of cross-origin images during...

SUSE-SU-2020:3383-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: - Firefox Extended Support Release 78.5.0 ESR bsc1178824 CVE-2020-26951: Parsing mismatches could confuse and bypass security sanitizer for chrome privileged code CVE-2020-16012: Variable time processing of cross-origin images during...

Mozilla: Write side effects in MCallGetProperty opcode not accounted for

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox 82.0.3, Firefox ESR 78.4.1, and Thunderbird 78.4.2...

Mozilla: Write side effects in MCallGetProperty opcode not accounted for

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox 82.0.3, Firefox ESR 78.4.1, and Thunderbird 78.4.2...

Mozilla: Write side effects in MCallGetProperty opcode not accounted for

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox 82.0.3, Firefox ESR 78.4.1, and Thunderbird 78.4.2...

Mozilla Firefox 安全漏洞

Mozilla Firefox ESR is an extended support release of Firefox web browser from the Mozilla Foundation in the United States. FireFox Windows suffers from an information disclosure vulnerability that originates from searching for a single word from the address bar resulting in an mDNS request being...

Cross-Site Scripting Vulnerability in Multiple Mozilla Products

Mozilla Firefox and others are products of the Mozilla Foundation in the U.S.A. Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox web browser.Mozilla Thunderbird is a suite of e-mail client software separate from the Mozilla Application...

Mozilla Firefox ESR Buffer Error Vulnerability

Mozilla Firefox ESR is an extended support release of Firefox web browser from the Mozilla Foundation. A buffer error vulnerability exists in FireFox, which can be exploited by an attacker to run arbitrary code...

SUSE-SU-2020:3331-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: - Firefox Extended Support Release 78.4.1 ESR Fixed: Security fix MFSA 2020-49 bsc1178588 CVE-2020-26950 bmo1675905 Write side effects in MCallGetProperty opcode not accounted for...

OPENSUSE-SU-2020:1919-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: - Firefox Extended Support Release 78.4.1 ESR Fixed: Security fix MFSA 2020-49 bsc1178588 CVE-2020-26950 bmo1675905 Write side effects in MCallGetProperty opcode not accounted for This update was imported from the SUSE:SLE-15:Update updat...

OPENSUSE-SU-2020:1909-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: - Firefox Extended Support Release 78.4.1 ESR Fixed: Security fix MFSA 2020-49 bsc1178588 CVE-2020-26950 bmo1675905 Write side effects in MCallGetProperty opcode not accounted for This update was imported from the SUSE:SLE-15:Update updat...