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debianDebianDEBIAN:DLA-3568-1:870EA
HistorySep 16, 2023 - 9:04 a.m.

[SECURITY] [DLA 3568-1] firefox-esr security update

2023-09-1609:04:49
lists.debian.org
7
buffer overflow
debian lts
firefox-esr

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

9.6 High

AI Score

Confidence

High

0.65 Medium

EPSS

Percentile

97.9%


Debian LTS Advisory DLA-3568-1 [email protected]
https://www.debian.org/lts/security/ Emilio Pozuelo Monfort
September 16, 2023 https://wiki.debian.org/LTS


Package : firefox-esr
Version : 102.15.1esr-1~deb10u1
CVE ID : CVE-2023-4863

A buffer overflow in parsing WebP images may result in the execution of
arbitrary code.

For Debian 10 buster, this problem has been fixed in version
102.15.1esr-1~deb10u1.

We recommend that you upgrade your firefox-esr packages.

For the detailed security status of firefox-esr please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/firefox-esr

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

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

9.6 High

AI Score

Confidence

High

0.65 Medium

EPSS

Percentile

97.9%