CVE-2021-21179: Use after free in Network Internals
First published: Fri Feb 05 2021(Updated: )
Use after free in Network Internals in Google Chrome on Linux prior to 89.0.4389.72 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Credit: chrome-cve-admin@google.com Anonymous
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/chromium | 90.0.4430.212-1~deb10u1 116.0.5845.180-1~deb11u1 118.0.5993.70-1~deb11u1 116.0.5845.180-1~deb12u1 118.0.5993.70-1~deb12u1 118.0.5993.70-1 | |
| Google Chrome (Trace Event) | <89.0.4389.72 | 89.0.4389.72 |
| Google Chrome (Trace Event) | <89.0.4389.72 | |
| Linux Kernel | ||
| Fedora | =32 | |
| Fedora | =33 | |
| Fedora | =34 | |
| Debian | =10.0 |
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2021-21179
- https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.html (Advisory)
- https://crbug.com/1174943
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LCIDZ77XUDMB2EBPPWCQXPEIJERDNSNT/
- https://security.gentoo.org/glsa/202104-08
- https://www.debian.org/security/2021/dsa-4886
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LCIDZ77XUDMB2EBPPWCQXPEIJERDNSNT/
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2021-21159
- CVE-2021-21160
- CVE-2021-21161
- CVE-2021-21162
- CVE-2021-21163
- CVE-2021-21164
- CVE-2021-21165
- CVE-2021-21166
- CVE-2021-21167
- CVE-2021-21168
- CVE-2021-21169
- CVE-2021-21170
- CVE-2021-21171
- CVE-2021-21172
- CVE-2021-21173
- CVE-2021-21174
- CVE-2021-21175
- CVE-2021-21176
- CVE-2021-21177
- CVE-2021-21178
- CVE-2021-21180
- CVE-2020-27844
- CVE-2021-21181
- CVE-2021-21182
- CVE-2021-21183
- CVE-2021-21184
- CVE-2021-21185
- CVE-2021-21186
- CVE-2021-21187
- CVE-2021-21188
- CVE-2021-21189
- CVE-2021-21190
- CVE-2021-21200
Frequently Asked Questions
What is the severity of CVE-2021-21179?
CVE-2021-21179 is classified as a high-severity vulnerability due to the potential for remote exploitation.
How do I fix CVE-2021-21179?
To mitigate CVE-2021-21179, users should update Google Chrome to version 89.0.4389.72 or later.
Which versions of Google Chrome are affected by CVE-2021-21179?
Google Chrome versions prior to 89.0.4389.72 on Linux are vulnerable to CVE-2021-21179.
Can CVE-2021-21179 be exploited remotely?
Yes, CVE-2021-21179 can be exploited remotely through a crafted HTML page.
Is there a workaround for CVE-2021-21179?
There is no known workaround for CVE-2021-21179 other than applying the necessary updates.
- collector/security-tracker-debian
- agent/type
- agent/remedy
- agent/title
- agent/severity
- agent/weakness
- agent/author
- agent/description
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/references
- agent/event
- agent/trending
- agent/source
- agent/tags
- agent/softwarecombine
- collector/chrome-releases
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- collector/nvd-index
- package-manager/debian
- vendor/google
- canonical/google chrome (trace event)
- vendor/linux
- canonical/linux kernel
- vendor/fedoraproject
- canonical/fedora
- version/fedora/32
- version/fedora/33
- version/fedora/34
- vendor/debian
- canonical/debian
- version/debian/10.0