RHSA-2023:5183: Red Hat Security Advisory: firefox security update

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Plus: Major vulnerability fixes are now available for a number of enterprise giants, including Cisco, VMWare, Citrix, and SAP.

Microsoft is aware and has released patches associated with the two Open-Source Software security vulnerabilities, CVE-2023-4863 and CVE-2023-5217. Through our investigation, we found that these affect a subset of our products and as of today, we have addressed them in our products as outlined below: CVE-2023-4863 Microsoft Edge Microsoft Teams for Desktop Skype for Desktop Webp Image Extensions (Released on Windows and updates through Microsoft Store) CVE-2023-5217

Two notable vulnerabilities in Google Chrome should be patched asap, and an allegedly new ransomware-as-a-service group.

Google has assigned a new CVE identifier for a critical security flaw in the libwebp image library for rendering images in the WebP format that has come under active exploitation in the wild. Tracked as CVE-2023-5129, the issue has been given the maximum severity score of 10.0 on the CVSS rating system. It has been described as an issue rooted in the Huffman coding algorithm - With a specially

An update for libwebp is now available for Red Hat Enterprise Linux 8. 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 available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2023-4863: A heap-based buffer flaw was found in the way libwebp, a library used to process "WebP" image format data, processes certain specially formatted WebP images. An attacker could use this flaw to crash or execute remotely arbitrary code in an application such as a web browser compiled with this library.

Red Hat Security Advisory 2023-5214-01 - The libwebp packages provide a library and tools for the WebP graphics format. WebP is an image format with a lossy compression of digital photographic images. WebP consists of a codec based on the VP8 format, and a container based on the Resource Interchange File Format. Webmasters, web developers and browser developers can use WebP to compress, archive, and distribute digital images more efficiently. Issues addressed include a buffer overflow vulnerability.

An update for libwebp is now available for Red Hat Enterprise Linux 8.1 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 give a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2023-4863: A heap-based buffer flaw was found in the way libwebp, a library used to process "WebP" image format data, processes certain specially formatted WebP images. An attacker could use this flaw to crash or execute remotely arbitrary code in an application such as a web browser compiled with this library.

An update for thunderbird is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. 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 available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2023-4863: A heap-based buffer flaw was found in the way libwebp, a library used to process "WebP" image format data, processes certain specially formatted WebP images. An attacker could use this flaw to crash or execute remotely arbitrary code in an application such as a web browser compiled with this library.

An update for firefox is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. 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 available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2023-4863: A heap-based buffer flaw was found in the way libwebp, a library used to process "WebP" image format data, processes certain specially formatted WebP images. An attacker could use this flaw to crash or execute remotely arbitrary code in an application such as a web browser compiled with this library.

An update for libwebp is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. 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 available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2023-4863: A heap-based buffer flaw was found in the way libwebp, a library used to process "WebP" image format data, processes certain specially formatted WebP images. An attacker could use this flaw to crash or execute remotely arbitrary code in an application such as a web browser compiled with this library.

An update for thunderbird is now available for Red Hat Enterprise Linux 8. 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 available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2023-4863: A heap-based buffer flaw was found in the way libwebp, a library used to process "WebP" image format data, processes certain specially formatted WebP images. An attacker could use this flaw to crash or execute remotely arbitrary code in an application such as a web browser compiled with this library.

An update for thunderbird is now available for Red Hat Enterprise Linux 8.6 Extended Update Support. 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 available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2023-4863: A heap-based buffer flaw was found in the way libwebp, a library used to process "WebP" image format data, processes certain specially formatted WebP images. An attacker could use this flaw to crash or execute remotely arbitrary code in an application such as a web browser compiled with this library.

An update for thunderbird is now available for Red Hat Enterprise Linux 7. 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 available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2023-4863: A heap-based buffer flaw was found in the way libwebp, a library used to process "WebP" image format data, processes certain specially formatted WebP images. An attacker could use this flaw to crash or execute remotely arbitrary code in an application such as a web browser compiled with this library.

An update for firefox is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 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 available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2023-4863: A heap-based buffer flaw was found in the way libwebp, a library used to process "WebP" image format data, processes certain specially formatted WebP images. An attacker cou...

Ubuntu Security Notice 6369-1 - It was discovered that libwebp incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image file, a remote attacker could use this issue to cause libwebp to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice 6367-1 - It was discovered that Firefox did not properly manage memory when handling WebP images. If a user were tricked into opening a webpage containing malicious WebP image file, an attacker could potentially exploit these to cause a denial of service or execute arbitrary code.

Mozilla on Tuesday released security updates to resolve a critical zero-day vulnerability in Firefox and Thunderbird that has been actively exploited in the wild, a day after Google released a fix for the issue in its Chrome browser. The shortcoming, assigned the identifier CVE-2023-4863, is a heap buffer overflow flaw in the WebP image format that could result in arbitrary code execution when

Heap buffer overflow in WebP in Google Chrome prior to 116.0.5845.187 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Critical)