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CVE-2021-38498

Status Candidate

Overview

During process shutdown, a document could have caused a use-after-free of a languages service object, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 93, Thunderbird < 91.2, and Firefox ESR < 91.2.

Related Files

Ubuntu Security Notice USN-5248-1
Posted Jan 24, 2022
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5248-1 - Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, trick a user into accepting unwanted permissions, conduct header splitting attacks, conduct spoofing attacks, bypass security restrictions, confuse the user, or execute arbitrary code.

tags | advisory, denial of service, arbitrary, spoof
systems | linux, ubuntu
advisories | CVE-2021-29981, CVE-2021-29987, CVE-2021-29991, CVE-2021-38495, CVE-2021-38497, CVE-2021-38498, CVE-2021-38500, CVE-2021-38502, CVE-2021-38503, CVE-2021-38504, CVE-2021-38508, CVE-2021-38509, CVE-2021-4126, CVE-2021-43528, CVE-2021-43536, CVE-2021-43537, CVE-2021-43541, CVE-2021-43542, CVE-2021-43656, CVE-2021-44538, CVE-2022-22737, CVE-2022-22740, CVE-2022-22741, CVE-2022-22745, CVE-2022-22747
SHA-256 | ee94116ff4e4b3081cc98a796565452f32b9979d45115195dba7be2d4510ee9a
Red Hat Security Advisory 2021-3841-01
Posted Oct 13, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3841-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 91.2.0. Issues addressed include double free and use-after-free vulnerabilities.

tags | advisory, vulnerability
systems | linux, redhat
advisories | CVE-2021-32810, CVE-2021-38496, CVE-2021-38497, CVE-2021-38498, CVE-2021-38500, CVE-2021-38501, CVE-2021-38502
SHA-256 | d140dd7f9f644cedee174f9db631321c570cb71993aabebe6381cd1bf62d5a2c
Red Hat Security Advisory 2021-3838-01
Posted Oct 13, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3838-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 91.2.0. Issues addressed include double free and use-after-free vulnerabilities.

tags | advisory, vulnerability
systems | linux, redhat
advisories | CVE-2021-32810, CVE-2021-38496, CVE-2021-38497, CVE-2021-38498, CVE-2021-38500, CVE-2021-38501, CVE-2021-38502
SHA-256 | e13df085807f4a6696c0a03687c48746ba4f3a0b4277d80a474aeebeffaf8bd6
Red Hat Security Advisory 2021-3840-01
Posted Oct 13, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3840-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 91.2.0. Issues addressed include double free and use-after-free vulnerabilities.

tags | advisory, vulnerability
systems | linux, redhat
advisories | CVE-2021-32810, CVE-2021-38496, CVE-2021-38497, CVE-2021-38498, CVE-2021-38500, CVE-2021-38501, CVE-2021-38502
SHA-256 | 4758ce692a082d3ba58aa9cb273bb63485a4af02556e5136efb033f70944e8eb
Red Hat Security Advisory 2021-3839-01
Posted Oct 13, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3839-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 91.2.0. Issues addressed include double free and use-after-free vulnerabilities.

tags | advisory, vulnerability
systems | linux, redhat
advisories | CVE-2021-32810, CVE-2021-38496, CVE-2021-38497, CVE-2021-38498, CVE-2021-38500, CVE-2021-38501, CVE-2021-38502
SHA-256 | df42751e3fccd0c823c188f062a5cac14fc8e08ca7e9a0ed6b006e9653e7b9f8
Red Hat Security Advisory 2021-3791-01
Posted Oct 12, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3791-01 - Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 91.2.0 ESR. Issues addressed include double free and use-after-free vulnerabilities.

tags | advisory, web, vulnerability
systems | linux, redhat
advisories | CVE-2021-32810, CVE-2021-38496, CVE-2021-38497, CVE-2021-38498, CVE-2021-38500, CVE-2021-38501
SHA-256 | 0fe8deab866877fe2b931bc6a8a24826328b78f70cf86ce99c46c72739e06c06
Red Hat Security Advisory 2021-3757-01
Posted Oct 11, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3757-01 - Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 91.2.0 ESR. Issues addressed include double free and use-after-free vulnerabilities.

tags | advisory, web, vulnerability
systems | linux, redhat
advisories | CVE-2021-32810, CVE-2021-38496, CVE-2021-38497, CVE-2021-38498, CVE-2021-38500, CVE-2021-38501
SHA-256 | 38c10353c3be2c00f30a90bde27cd8a37e0eff559d3b8a2e81315440a0301603
Red Hat Security Advisory 2021-3755-01
Posted Oct 11, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3755-01 - Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 91.2.0 ESR. Issues addressed include double free and use-after-free vulnerabilities.

tags | advisory, web, vulnerability
systems | linux, redhat
advisories | CVE-2021-32810, CVE-2021-38496, CVE-2021-38497, CVE-2021-38498, CVE-2021-38500, CVE-2021-38501
SHA-256 | 183b7fa3104243a5b8c4805e9541c027d34d33a5d577e9978401ec54fcba0c21
Red Hat Security Advisory 2021-3756-01
Posted Oct 11, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-3756-01 - Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 91.2.0 ESR. Issues addressed include double free and use-after-free vulnerabilities.

tags | advisory, web, vulnerability
systems | linux, redhat
advisories | CVE-2021-32810, CVE-2021-38496, CVE-2021-38497, CVE-2021-38498, CVE-2021-38500, CVE-2021-38501
SHA-256 | ccbdd2580dec6e85c2f4465847fb5548a68a7326e4720e5e910a0406ed7da2fb
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