PT-2021-7339 · Mozilla+4 · Firefox+4

Christian Holler

+1

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Published

2021-09-07

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Updated

2024-12-12

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CVE-2021-38494

CVSS v2.0

10

High

VectorAV:N/AC:L/Au:N/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 92
Description The issue is related to memory safety bugs, including evidence of memory corruption, which could potentially be exploited to run arbitrary code. This can be achieved by a remote attacker using a specially crafted web page, exploiting a buffer overflow in memory. The estimated number of potentially affected devices and details about real-world incidents are not provided.
Recommendations For versions prior to 92, update to version 92 or later to resolve the issue. As a temporary workaround, consider restricting access to potentially vulnerable web pages until the update is applied.

Exploit

Fix

Buffer Overflow

Memory Corruption

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dbugs@ptsecurity.com

Weakness Enumeration

CWE-119CWE-787

Related Identifiers

ALT-PU-2021-2739
ALT-PU-2021-2849
ALT-PU-2021-3368
ALT-PU-2022-1782
ALT-PU-2022-2458
ALT-PU-2022-2929
ALT-PU-2023-1138
ALT-PU-2023-4336
BDU:2022-05736
CVE-2021-38494
OESA-2023-1673
OESA-2023-1674
OPENSUSE-SU-2024:10600-1
OPENSUSE-SU-2024:14572-1
USN-5074-1

Affected Products

Alt Linux
Astra Linux
Firefox
Linuxmint
Ubuntu