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ubuntucveUbuntu.comUB:CVE-2023-29543
HistoryApr 12, 2023 - 12:00 a.m.

CVE-2023-29543

2023-04-1200:00:00
ubuntu.com
ubuntu.com
3
memory corruption
exploitable
use-after-free
firefox
android
global object
debugger vector

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

0.002 Low

EPSS

Percentile

57.7%

An attacker could have caused memory corruption and a potentially
exploitable use-after-free of a pointer in a global object’s debugger
vector. This vulnerability affects Firefox for Android < 112, Firefox <
112, and Focus for Android < 112.

Notes

Author Note
tyhicks mozjs contains a copy of the SpiderMonkey JavaScript engine
mdeslaur starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

0.002 Low

EPSS

Percentile

57.7%