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slackwareSlackware Linux ProjectSSA-2021-278-01
HistoryOct 06, 2021 - 1:14 a.m.

[slackware-security] httpd

2021-10-0601:14:05
Slackware Linux Project
www.slackware.com
57

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.975 High

EPSS

Percentile

100.0%

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

Here are the details from the Slackware 14.2 ChangeLog:

patches/packages/httpd-2.4.50-i586-1_slack14.2.txz: Upgraded.
This release contains security fixes and improvements.
Fixed null pointer dereference in h2 fuzzing.
Fixed path traversal and file disclosure vulnerability.
For more information, see:
https://vulners.com/cve/CVE-2021-41524
https://vulners.com/cve/CVE-2021-41773
(* 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/httpd-2.4.50-i486-1_slack14.0.txz

Updated package for Slackware x86_64 14.0:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.0/patches/packages/httpd-2.4.50-x86_64-1_slack14.0.txz

Updated package for Slackware 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware-14.1/patches/packages/httpd-2.4.50-i486-1_slack14.1.txz

Updated package for Slackware x86_64 14.1:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.1/patches/packages/httpd-2.4.50-x86_64-1_slack14.1.txz

Updated package for Slackware 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware-14.2/patches/packages/httpd-2.4.50-i586-1_slack14.2.txz

Updated package for Slackware x86_64 14.2:
ftp://ftp.slackware.com/pub/slackware/slackware64-14.2/patches/packages/httpd-2.4.50-x86_64-1_slack14.2.txz

Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/n/httpd-2.4.50-i586-1.txz

Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/n/httpd-2.4.50-x86_64-1.txz

MD5 signatures:

Slackware 14.0 package:
758dffc23a1504de73404a3722b5c678 httpd-2.4.50-i486-1_slack14.0.txz

Slackware x86_64 14.0 package:
141276e5534ba71d78c95773ea6ee115 httpd-2.4.50-x86_64-1_slack14.0.txz

Slackware 14.1 package:
9783dbf60532959fa59c5ea5a39de12f httpd-2.4.50-i486-1_slack14.1.txz

Slackware x86_64 14.1 package:
cf6e8c46653385296e4f5d2f98c13369 httpd-2.4.50-x86_64-1_slack14.1.txz

Slackware 14.2 package:
53b8fec2d3b536bb35dbbd96cfc16ed6 httpd-2.4.50-i586-1_slack14.2.txz

Slackware x86_64 14.2 package:
c10d440eee460e784aa9023e8ed05f02 httpd-2.4.50-x86_64-1_slack14.2.txz

Slackware -current package:
eeaa1bd4a7980f998a4d15a86803a4e0 n/httpd-2.4.50-i586-1.txz

Slackware x86_64 -current package:
1f7c8675b37517c68d2f77695932e510 n/httpd-2.4.50-x86_64-1.txz

Installation instructions:

Upgrade the package as root:
> upgradepkg httpd-2.4.50-i586-1_slack14.2.txz

Then, restart Apache httpd:

> /etc/rc.d/rc.httpd stop
> /etc/rc.d/rc.httpd start

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.975 High

EPSS

Percentile

100.0%