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CVE-2021-23981

Status Candidate

Overview

A texture upload of a Pixel Buffer Object could have confused the WebGL code to skip binding the buffer used to unpack it, resulting in memory corruption and a potentially exploitable information leak or crash. This vulnerability affects Firefox ESR < 78.9, Firefox < 87, and Thunderbird < 78.9.

Related Files

Gentoo Linux Security Advisory 202104-10
Posted May 3, 2021
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 202104-10 - Multiple vulnerabilities have been found in Mozilla Firefox, the worst of which could result in the arbitrary execution of code. Versions less than 88.0 are affected.

tags | advisory, arbitrary, vulnerability
systems | linux, gentoo
advisories | CVE-2021-23961, CVE-2021-23968, CVE-2021-23969, CVE-2021-23970, CVE-2021-23971, CVE-2021-23972, CVE-2021-23973, CVE-2021-23974, CVE-2021-23975, CVE-2021-23976, CVE-2021-23977, CVE-2021-23978, CVE-2021-23981, CVE-2021-23982, CVE-2021-23983, CVE-2021-23984, CVE-2021-23985, CVE-2021-23986, CVE-2021-23987, CVE-2021-23988, CVE-2021-23994, CVE-2021-23995, CVE-2021-23998, CVE-2021-23999, CVE-2021-24002, CVE-2021-29945
SHA-256 | 5ca81f664f4e17349799dff5ec0303eacf0a8ec7882e1cb1d495ace0532dfaaa
Gentoo Linux Security Advisory 202104-09
Posted May 3, 2021
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 202104-9 - Multiple vulnerabilities have been found in Mozilla Thunderbird, the worst of which could result in the arbitrary execution of code. Versions less than 78.10.0 are affected.

tags | advisory, arbitrary, vulnerability
systems | linux, gentoo
advisories | CVE-2021-23961, CVE-2021-23968, CVE-2021-23969, CVE-2021-23973, CVE-2021-23978, CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987, CVE-2021-23994, CVE-2021-23995, CVE-2021-23998, CVE-2021-23999, CVE-2021-24002, CVE-2021-29945, CVE-2021-29946, CVE-2021-29948
SHA-256 | 14468afd1abbcf533ea6611cd505e671361f822b331808ff4f16194ccb84f300
Debian Security Advisory 4874-1
Posted Mar 28, 2021
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4874-1 - Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code, information disclosure or spoofing attacks.

tags | advisory, web, arbitrary, spoof, info disclosure
systems | linux, debian
advisories | CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987
SHA-256 | 6cd3d84bb05ea09f2861c694c96bbad37e945fa5766d877edb278eaa2b865e37
Debian Security Advisory 4876-1
Posted Mar 28, 2021
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4876-1 - Multiple security issues were discovered in Thunderbird, which could result in the execution of arbitrary code or information disclosure.

tags | advisory, arbitrary, info disclosure
systems | linux, debian
advisories | CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987
SHA-256 | 1f97e92166976a17da8cad8270152684548a7147977ea4a7f4644cd979d65be9
Ubuntu Security Notice USN-4893-1
Posted Mar 26, 2021
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4893-1 - Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, or execute arbitrary code. It was discovered that extensions could open popup windows with control of the window title in some circumstances. If a user were tricked into installing a specially crafted extension, an attacker could potentially exploit this to spook a website and trick the user into providing credentials. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary
systems | linux, windows, ubuntu
advisories | CVE-2021-23981, CVE-2021-23983, CVE-2021-23984, CVE-2021-23985, CVE-2021-23986, CVE-2021-23987
SHA-256 | 8a437523e73ce057daeba48d3be4cef9d369c27add95e3b06c0ce5653d6f38a1
Red Hat Security Advisory 2021-0992-01
Posted Mar 25, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-0992-01 - Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 78.9.0 ESR. Issues addressed include a spoofing vulnerability.

tags | advisory, web, spoof
systems | linux, redhat
advisories | CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987
SHA-256 | 0beb2ace97462de39ed1d992b5064e7d5d9f84b509aa66a9eb5aec5241490152
Red Hat Security Advisory 2021-0996-01
Posted Mar 25, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-0996-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 78.9.0. Issues addressed include a spoofing vulnerability.

tags | advisory, spoof
systems | linux, redhat
advisories | CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987
SHA-256 | 230cb77f45733ad34db897a0b588ca5ab5c53732b2700c3f65cb69dd3b978695
Red Hat Security Advisory 2021-0991-01
Posted Mar 25, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-0991-01 - Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 78.9.0 ESR. Issues addressed include a spoofing vulnerability.

tags | advisory, web, spoof
systems | linux, redhat
advisories | CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987
SHA-256 | 86846d2863092b129999a9295fec81227ed067d13cdd36bd10bf20ccb17aa1bc
Red Hat Security Advisory 2021-0994-01
Posted Mar 25, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-0994-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 78.9.0. Issues addressed include a spoofing vulnerability.

tags | advisory, spoof
systems | linux, redhat
advisories | CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987
SHA-256 | 92f592dcd962e5398522f1c3e77119df9ed4cc5f6bdd64edcdd0925207a42fa5
Red Hat Security Advisory 2021-0989-01
Posted Mar 25, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-0989-01 - Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 78.9.0 ESR. Issues addressed include a spoofing vulnerability.

tags | advisory, web, spoof
systems | linux, redhat
advisories | CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987
SHA-256 | 7cf8093a6f80ac1bc05fe0300de9409c8d3cd88b64b5412d3a49eda9f88728a8
Red Hat Security Advisory 2021-0993-01
Posted Mar 25, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-0993-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 78.9.0. Issues addressed include a spoofing vulnerability.

tags | advisory, spoof
systems | linux, redhat
advisories | CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987
SHA-256 | 0a0d78d27867982bbb669a8ab8b155eb15bef29ef1ff4cfce92375ca16cab6fe
Red Hat Security Advisory 2021-0995-01
Posted Mar 25, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-0995-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 78.9.0. Issues addressed include a spoofing vulnerability.

tags | advisory, spoof
systems | linux, redhat
advisories | CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987
SHA-256 | 65c3fb96861a5095748a61811fa91692556423c606441e5ff1405d3b8e13070e
Red Hat Security Advisory 2021-0990-01
Posted Mar 25, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-0990-01 - Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 78.9.0 ESR. Issues addressed include a spoofing vulnerability.

tags | advisory, web, spoof
systems | linux, redhat
advisories | CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987
SHA-256 | 971c6830932725382e9e107349182a7519e5712cda26ef895c57c3cfb73fa216
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