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slackwareSlackware Linux ProjectSSA-2023-343-01
HistoryDec 10, 2023 - 1:15 a.m.

[slackware-security] libxml2

2023-12-1001:15:09
Slackware Linux Project
www.slackware.com
9
slackware
libxml2
security fix
package
upgrade
cve-2022-40303
cve-2022-40304
cve-2023-29469

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

7.5 High

AI Score

Confidence

Low

0.005 Low

EPSS

Percentile

76.5%

New libxml2 packages are available for Slackware 14.0, 14.1, 14.2, 15.0,
and -current to fix security issues.

Here are the details from the Slackware 15.0 ChangeLog:

patches/packages/libxml2-2.12.2-i586-1_slack15.0.txz: Upgraded.
Add --sysconfdir=/etc option so that this can find the xml catalog.
Thanks to SpiderTux.
Fix the following security issues:
Fix integer overflows with XML_PARSE_HUGE.
Fix dict corruption caused by entity reference cycles.
Hashing of empty dict strings isn’t deterministic.
Fix null deref in xmlSchemaFixupComplexType.
For more information, see:
https://vulners.com/cve/CVE-2022-40303
https://vulners.com/cve/CVE-2022-40304
https://vulners.com/cve/CVE-2023-29469
https://vulners.com/cve/CVE-2023-28484
(* 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 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware-14.0/patches/packages/libxml2-2.12.2-i486-1_slack14.0.txz

Updated package for Slackware x86_64 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.0/patches/packages/libxml2-2.12.2-x86_64-1_slack14.0.txz

Updated package for Slackware 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware-14.1/patches/packages/libxml2-2.12.2-i486-1_slack14.1.txz

Updated package for Slackware x86_64 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.1/patches/packages/libxml2-2.12.2-x86_64-1_slack14.1.txz

Updated package for Slackware 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware-14.2/patches/packages/libxml2-2.12.2-i586-1_slack14.2.txz

Updated package for Slackware x86_64 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.2/patches/packages/libxml2-2.12.2-x86_64-1_slack14.2.txz

Updated package for Slackware 15.0:
ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/libxml2-2.12.2-i586-1_slack15.0.txz

Updated package for Slackware x86_64 15.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/patches/packages/libxml2-2.12.2-x86_64-1_slack15.0.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/l/libxml2-2.12.2-i586-2.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/l/libxml2-2.12.2-x86_64-2.txz

MD5 signatures:

Slackware 14.0 package:
781670f0524d4980ef7b48876fc07b35 libxml2-2.12.2-i486-1_slack14.0.txz

Slackware x86_64 14.0 package:
6e5084f495e8401e097d49bec5d470d0 libxml2-2.12.2-x86_64-1_slack14.0.txz

Slackware 14.1 package:
1e3a912ba24a2ee014b239ed03302260 libxml2-2.12.2-i486-1_slack14.1.txz

Slackware x86_64 14.1 package:
6e0bbf965cca0038a13f6f5faaac690d libxml2-2.12.2-x86_64-1_slack14.1.txz

Slackware 14.2 package:
7f11d69e862d4d42407bf9fbc8b134a8 libxml2-2.12.2-i586-1_slack14.2.txz

Slackware x86_64 14.2 package:
8f06b46fdf685dedd2d56400503e80b6 libxml2-2.12.2-x86_64-1_slack14.2.txz

Slackware 15.0 package:
936f1e6831a94df80e926e173505ad17 libxml2-2.12.2-i586-1_slack15.0.txz

Slackware x86_64 15.0 package:
5691184f8e0b89b5fb4344e9d4b4f732 libxml2-2.12.2-x86_64-1_slack15.0.txz

Slackware -current package:
bfa544daff81a3f89e44dd9f1f6b997e l/libxml2-2.12.2-i586-2.txz

Slackware x86_64 -current package:
e866ccd932b516f53cc5cf3c30e1c70a l/libxml2-2.12.2-x86_64-2.txz

Installation instructions:

Upgrade the package as root:
> upgradepkg libxml2-2.12.2-i586-1_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

7.5 High

AI Score

Confidence

Low

0.005 Low

EPSS

Percentile

76.5%