Bug 1215065 (CVE-2023-41909)

Summary: VUL-0: CVE-2023-41909: frr: NULL pointer dereference
Product: [Novell Products] SUSE Security Incidents Reporter: Cathy Hu <cathy.hu>
Component: IncidentsAssignee: Security Team bot <security-team>
Status: RESOLVED FIXED QA Contact: Security Team bot <security-team>
Severity: Minor    
Priority: P3 - Medium CC: security-team, stoyan.manolov
Version: unspecified   
Target Milestone: ---   
Hardware: Other   
OS: Other   
URL: https://smash.suse.de/issue/377263/
Whiteboard: CVSSv3.1:SUSE:CVE-2023-41909:3.1:(AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L)
Found By: Security Response Team Services Priority:
Business Priority: Blocker: ---
Marketing QA Status: --- IT Deployment: ---

Description Cathy Hu 2023-09-06 11:24:45 UTC
CVE-2023-41909

An issue was discovered in FRRouting FRR through 9.0. bgp_nlri_parse_flowspec in bgpd/bgp_flowspec.c processes malformed requests with no attributes, leading to a NULL pointer dereference.

https://github.com/FRRouting/frr/pull/13222/commits/cfd04dcb3e689754a72507d086ba3b9709fc5ed8

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-41909
https://bugzilla.redhat.com/show_bug.cgi?id=2237416
https://www.cve.org/CVERecord?id=CVE-2023-41909
https://github.com/FRRouting/frr/pull/13222/commits/cfd04dcb3e689754a72507d086ba3b9709fc5ed8
Comment 1 Cathy Hu 2023-09-06 11:25:43 UTC
Affected:
- SUSE:SLE-15-SP3:Update/frr     7.4
- SUSE:SLE-15-SP5:Update/frr     8.4 
- openSUSE:Factory/frr           8.4

Not affected:
- SUSE:SLE-11-SP1:Update/quagga  0.99.15
- SUSE:SLE-12-SP2:Update/quagga  1.1.1  
- SUSE:SLE-15-SP4:Update/quagga  1.1.1  
- SUSE:SLE-15:Update/quagga      1.1.1
Comment 4 Maintenance Automation 2023-09-20 20:30:15 UTC
SUSE-SU-2023:3709-1: An update that solves five vulnerabilities can now be installed.

Category: security (important)
Bug References: 1213284, 1213434, 1214735, 1214739, 1215065
CVE References: CVE-2023-3748, CVE-2023-38802, CVE-2023-41358, CVE-2023-41360, CVE-2023-41909
Sources used:
openSUSE Leap 15.5 (src): frr-8.4-150500.4.8.1
Server Applications Module 15-SP5 (src): frr-8.4-150500.4.8.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
Comment 6 Maintenance Automation 2023-09-25 16:30:01 UTC
SUSE-SU-2023:3762-1: An update that solves three vulnerabilities can now be installed.

Category: security (important)
Bug References: 1213284, 1214735, 1215065
CVE References: CVE-2023-38802, CVE-2023-41358, CVE-2023-41909
Sources used:
SUSE Linux Enterprise Server for SAP Applications 15 SP3 (src): frr-7.4-150300.4.17.1
SUSE Manager Proxy 4.2 (src): frr-7.4-150300.4.17.1
SUSE Manager Retail Branch Server 4.2 (src): frr-7.4-150300.4.17.1
SUSE Manager Server 4.2 (src): frr-7.4-150300.4.17.1
SUSE Enterprise Storage 7.1 (src): frr-7.4-150300.4.17.1
openSUSE Leap 15.4 (src): frr-7.4-150300.4.17.1
Server Applications Module 15-SP4 (src): frr-7.4-150300.4.17.1
SUSE Linux Enterprise High Performance Computing ESPOS 15 SP3 (src): frr-7.4-150300.4.17.1
SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (src): frr-7.4-150300.4.17.1
SUSE Linux Enterprise Server 15 SP3 LTSS 15-SP3 (src): frr-7.4-150300.4.17.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.