Login
Newsletter
Werbung

Sicherheit: Zwei Probleme in Linux
Aktuelle Meldungen Distributionen
Name: Zwei Probleme in Linux
ID: SUSE-SU-2019:1889-1
Distribution: SUSE
Plattformen: SUSE Linux Enterprise Module for Live Patching 15-SP1
Datum: Do, 18. Juli 2019, 23:26
Referenzen: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11478
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11477
Applikationen: Linux

Originalnachricht


SUSE Security Update: Security update for the Linux Kernel (Live Patch 0 for
SLE 15 SP1)
______________________________________________________________________________

Announcement ID: SUSE-SU-2019:1889-1
Rating: important
References: #1137597 #1140747
Cross-References: CVE-2019-11477 CVE-2019-11478
Affected Products:
SUSE Linux Enterprise Module for Live Patching 15-SP1
______________________________________________________________________________

An update that fixes two vulnerabilities is now available.

Description:

This update for the Linux Kernel 4.12.14-195 fixes several issues.

The following security issues were fixed:

- CVE-2019-11477: Jonathan Looney discovered that the
TCP_SKB_CB(skb)->tcp_gso_segs value was subject to an integer overflow
when handling TCP Selective Acknowledgments (SACKs). A remote attacker
could use this to cause a denial of service. (bsc#1137586)
- CVE-2019-11478: Jonathan Looney discovered that the TCP retransmission
queue implementation in tcp_fragment could be fragmented when handling
certain TCP Selective Acknowledgment (SACK) sequences. A remote attacker
could use this to cause a denial of service. (bsc#1137586)

This update contains a regression fix for CVE-2019-11477 and
CVE-2019-11478 (bsc#1140747).


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 Module for Live Patching 15-SP1:

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2019-1889=1



Package List:

- SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):

kernel-livepatch-4_12_14-195-default-4-10.1


References:

https://www.suse.com/security/cve/CVE-2019-11477.html
https://www.suse.com/security/cve/CVE-2019-11478.html
https://bugzilla.suse.com/1137597
https://bugzilla.suse.com/1140747

_______________________________________________
sle-security-updates mailing list
sle-security-updates@lists.suse.com
http://lists.suse.com/mailman/listinfo/sle-security-updates
Pro-Linux
Unterstützer werden
Neue Nachrichten
Werbung