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Sicherheit: Zwei Probleme in haproxy
Aktuelle Meldungen Distributionen
Name: Zwei Probleme in haproxy
ID: SUSE-SU-2019:0061-1
Distribution: SUSE
Plattformen: SUSE Linux Enterprise High Availability 15
Datum: Do, 10. Januar 2019, 23:26
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20102
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20103
Applikationen: HAproxy

Originalnachricht

   SUSE Security Update: Security update for haproxy
______________________________________________________________________________

Announcement ID: SUSE-SU-2019:0061-1
Rating: important
References: #1119368 #1119419
Cross-References: CVE-2018-20102 CVE-2018-20103
Affected Products:
SUSE Linux Enterprise High Availability 15
______________________________________________________________________________

An update that fixes two vulnerabilities is now available.

Description:

This update for haproxy to version 1.8.15 fixes the following issues:

Security issues fixed:

- CVE-2018-20102: Fixed an out-of-bounds read in
dns_validate_dns_response(), which allowed for memory disclosure
(bsc#1119368)
- CVE-2018-20103: Fixed an infinite recursion via crafted packet allows
stack exhaustion and denial of service (bsc#1119419)

Other notable bug fixes:

- Fix off-by-one write in dns_validate_dns_response()
- Fix out-of-bounds read via signedness error in
dns_validate_dns_response()
- Prevent out-of-bounds read in dns_validate_dns_response()
- Prevent out-of-bounds read in dns_read_name()
- Prevent stack-exhaustion via recursion loop in dns_read_name

For a full list of changes, please refer to:
https://www.haproxy.org/download/1.8/src/CHANGELOG


Patch Instructions:

To install this SUSE Security Update use the SUSE recommended installation
methods
like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- SUSE Linux Enterprise High Availability 15:

zypper in -t patch SUSE-SLE-Product-HA-15-2019-61=1



Package List:

- SUSE Linux Enterprise High Availability 15 (aarch64 ppc64le s390x x86_64):

haproxy-1.8.15~git0.6b6a350a-3.6.2
haproxy-debuginfo-1.8.15~git0.6b6a350a-3.6.2
haproxy-debugsource-1.8.15~git0.6b6a350a-3.6.2


References:

https://www.suse.com/security/cve/CVE-2018-20102.html
https://www.suse.com/security/cve/CVE-2018-20103.html
https://bugzilla.suse.com/1119368
https://bugzilla.suse.com/1119419

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