Vulnerability CVE-2021-29988: Information
Description
Firefox incorrectly treated an inline list-item element as a block element, resulting in an out of bounds read or memory corruption, and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.
Severity: HIGH (8.8) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: Aug. 17, 2021
Modified: Dec. 9, 2022
Fixed packages
Package name | Branch | Fixed in version | Version from repository | Errata ID | Task # | State |
---|---|---|---|---|---|---|
firefox | sisyphus | 91.0-alt1 | 125.0.2-alt1 | ALT-PU-2021-2488-1 | 282383 | Fixed |
firefox | p10 | 92.0-alt1 | 118.0.2-alt0.p10.1 | ALT-PU-2021-2849-1 | 284964 | Fixed |
firefox | p9 | 93.0-alt0.p9.1 | 105.0.1-alt0.c9.1 | ALT-PU-2022-1782-1 | 288073 | Fixed |
firefox | c10f1 | 92.0-alt1 | 112.0.2-alt0.p10.1 | ALT-PU-2021-2849-1 | 284964 | Fixed |
firefox | c9f2 | 93.0-alt0.p9.1 | 105.0.1-alt0.c9.1 | ALT-PU-2021-3368-1 | 288792 | Fixed |
firefox-esr | sisyphus | 78.13.0-alt1 | 115.10.0-alt1 | ALT-PU-2021-2479-1 | 282366 | Fixed |
firefox-esr | p10 | 78.13.0-alt1 | 115.10.0-alt1 | ALT-PU-2021-2527-1 | 282376 | Fixed |
firefox-esr | p9 | 78.13.0-alt0.p9.1 | 102.11.0-alt0.c9.1 | ALT-PU-2021-2624-1 | 282377 | Fixed |
firefox-esr | c10f1 | 78.13.0-alt1 | 115.9.1-alt0.c10.1 | ALT-PU-2021-2527-1 | 282376 | Fixed |
firefox-esr | c9f2 | 78.13.0-alt0.c9.1 | 102.12.0-alt0.c9.1 | ALT-PU-2021-2491-1 | 282380 | Fixed |
thunderbird | sisyphus | 78.13.0-alt1 | 115.9.0-alt1 | ALT-PU-2021-2481-1 | 282378 | Fixed |
thunderbird | p10 | 78.13.0-alt1 | 115.9.0-alt1 | ALT-PU-2021-2504-1 | 282394 | Fixed |
thunderbird | p9 | 78.13.0-alt0.p9.1 | 102.11.0-alt0.c9.1 | ALT-PU-2021-2607-1 | 282397 | Fixed |
thunderbird | c10f1 | 78.13.0-alt1 | 115.9.0-alt0.c10.1 | ALT-PU-2021-2504-1 | 282394 | Fixed |
thunderbird | c9f2 | 78.13.0-alt0.c9.1 | 102.11.0-alt0.c9.1 | ALT-PU-2021-2501-1 | 282405 | Fixed |
References to Advisories, Solutions, and Tools
Hyperlink | Resource |
---|---|
https://www.mozilla.org/security/advisories/mfsa2021-34/ |
|
https://www.mozilla.org/security/advisories/mfsa2021-33/ |
|
https://www.mozilla.org/security/advisories/mfsa2021-36/ |
|
https://www.mozilla.org/security/advisories/mfsa2021-35/ |
|
https://bugzilla.mozilla.org/show_bug.cgi?id=1717922 |
|
GLSA-202202-03 |
|
GLSA-202208-14 |
|