Bug 2267347 (CVE-2024-27913) - CVE-2024-27913 frr: Denial of service via malformed OSPF LSA packet
Summary: CVE-2024-27913 frr: Denial of service via malformed OSPF LSA packet
Keywords:
Status: NEW
Alias: CVE-2024-27913
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2267348
Blocks: 2267350
TreeView+ depends on / blocked
 
Reported: 2024-03-01 19:44 UTC by Pedro Sampaio
Modified: 2024-03-18 05:47 UTC (History)
0 users

Fixed In Version: frr 9.0, frr 9.1
Doc Type: ---
Doc Text:
A flaw was found in FRRouting. A missing check for a NULL attribute in the ospf_te_parse_te in ospfd/ospf_te.c file may lead to a crash of the ospfd daemon and a denial of service through a malformed OSPF LSA packet.
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Environment:
Last Closed:
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Description Pedro Sampaio 2024-03-01 19:44:34 UTC 
ospf_te_parse_te in ospfd/ospf_te.c in FRRouting (FRR) through 9.1 allows remote attackers to cause a denial of service (ospfd daemon crash) via a malformed OSPF LSA packet, because of an attempted access to a missing attribute field.

References:

https://github.com/FRRouting/frr/pull/15431
Comment 1 Pedro Sampaio 2024-03-01 19:44:48 UTC 
Created frr tracking bugs for this issue:

Affects: fedora-all [bug 2267348]
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