CVE-2021-1820
Published: 08 September 2021
A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may result in the disclosure of process memory.
Priority
Medium
CVSS 3 base score: 6.5
Status
| Package | Release | Status |
|---|---|---|
|
qtwebkit-opensource-src Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 21.04 (Hirsute Hippo) |
Needs triage
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Needs triage
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Needs triage
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Needs triage
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
|
qtwebkit-source Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 21.04 (Hirsute Hippo) |
Does not exist
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Does not exist
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Needs triage
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Needs triage
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
|
webkit2gtk Launchpad, Ubuntu, Debian |
Upstream |
Released
(2.30.0)
|
| Ubuntu 21.04 (Hirsute Hippo) |
Released
(2.30.3-1)
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Released
(2.30.3-0ubuntu0.20.04.1)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(2.30.3-0ubuntu0.18.04.1)
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Deferred
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
|
webkitgtk Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 21.04 (Hirsute Hippo) |
Does not exist
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Does not exist
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Needs triage
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Needs triage
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
|
wpewebkit Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 21.04 (Hirsute Hippo) |
Needs triage
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Needs triage
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Does not exist
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Does not exist
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
Notes
| Author | Note |
|---|---|
| jdstrand | webkit receives limited support. For details, see https://wiki.ubuntu.com/SecurityTeam/FAQ#webkit webkit in Ubuntu uses the JavaScriptCore (JSC) engine, not V8 |