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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
MD5 | 4a4d41e18018c457ccf1476fd1a1da84
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
MD5 | e91e12fed2987d793090726d1bf8df74
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
MD5 | 361f6d2ac9ae9e3ba90818da079bb556
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
MD5 | 733b0f1a6487f3ea89ed22f34470c0f7
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
MD5 | 485bd0846f543d3cc7f9a52abaf90a21
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
MD5 | 1731b7821447c2facdea627ff316d371
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
MD5 | 67797af2fb70a936c33eea7b4b553d95
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
MD5 | f746f33fe09674ebd846f4997a9116b9
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
MD5 | 4bf3d710a4f1ceafce1c197be71f9dca
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
MD5 | 10a9a7a671e4c1aec2fd1223d491c4e1
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
MD5 | bb311d79b5aeefbfec98a69bd3281455
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