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slackwareSlackware Linux ProjectSSA-2022-342-01
HistoryDec 08, 2022 - 10:51 p.m.

[slackware-security] emacs

2022-12-0822:51:56
Slackware Linux Project
www.slackware.com
18

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:M/Au:N/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

33.7%

New emacs packages are available for Slackware 15.0 and -current to
fix a security issue.

Here are the details from the Slackware 15.0 ChangeLog:

patches/packages/emacs-27.2-i586-2_slack15.0.txz: Rebuilt.
GNU Emacs through 28.2 allows attackers to execute commands via shell
metacharacters in the name of a source-code file, because lib-src/etags.c
uses the system C library function in its implementation of the ctags
program. For example, a victim may use the "ctags " command (suggested in
the ctags documentation) in a situation where the current working directory
has contents that depend on untrusted input.
For more information, see:
https://vulners.com/cve/CVE-2022-45939
(
Security fix *)

Where to find the new packages:

Thanks to the friendly folks at the OSU Open Source Lab
(http://osuosl.org) for donating FTP and rsync hosting
to the Slackware project! :-)

Also see the “Get Slack” section on http://slackware.com for
additional mirror sites near you.

Updated package for Slackware 15.0:
ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/emacs-27.2-i586-2_slack15.0.txz

Updated package for Slackware x86_64 15.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/patches/packages/emacs-27.2-x86_64-2_slack15.0.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/e/emacs-28.2-i586-2.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/e/emacs-28.2-x86_64-2.txz

MD5 signatures:

Slackware 15.0 package:
97de51db765e152d32a8cf5562961f81 emacs-27.2-i586-2_slack15.0.txz

Slackware x86_64 15.0 package:
91209777290bf8fd5e2ac918d72f14ba emacs-27.2-x86_64-2_slack15.0.txz

Slackware -current package:
8d0bb1c76fe4e50fa33ecc6c3aaffce1 e/emacs-28.2-i586-2.txz

Slackware x86_64 -current package:
3f8c307bb6e7e867cd360c4fa914a70f e/emacs-28.2-x86_64-2.txz

Installation instructions:

Upgrade the package as root:
> upgradepkg emacs-27.2-i586-2_slack15.0.txz

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.4 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:M/Au:N/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

33.7%