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SUSE: 2021:0298-1 Important: Openvswitch Memory Leak Risk

suse
Calendar Grey February 3, 2021
Dist Suse Esm H88
SUSE Security Advisory for openvswitch: mitigates an issue with excessive memory consumption linked to packet handling.
An update that solves one vulnerability and has one errata is now available

Summary

This update for openvswitch fixes the following issues: - openvswitch was updated to 2.5.11 - CVE-2020-27827: Fixed a memory leak when parsing lldp packets (bsc#1181345) - datapath: Clear the L4 portion of the key for "later" fragments - datapath: Properly set L4 keys on "later" IP fragments - ofproto-dpif: Fix using uninitialised memory in user_action_cookie. - stream-ssl: Fix crash on NULL private key and valid certificate. - datapath: fix flow actions reallocation 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 OpenStack Cloud 7: zypper in -t patch SUSE-OpenStack-Cloud-7-2021-298=1 - SUSE Linux Enterprise Server for SAP 12-SP2:

Topics%20covered

Topics Covered

security advisory critical patch memory leak SUSE network issue openvswitch

References

#1117483 #1181345

Cross- CVE-2020-27827

Affected Products:

SUSE OpenStack Cloud 7

SUSE Linux Enterprise Server for SAP 12-SP2

SUSE Linux Enterprise Server 12-SP2-LTSS

SUSE Linux Enterprise Server 12-SP2-BCL

https://www.suse.com/security/cve/CVE-2020-27827.html

https://bugzilla.suse.com/1117483

https://bugzilla.suse.com/1181345

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:0298-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical patch memory leak SUSE network issue openvswitch

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