Bug 2273999 (CVE-2024-31951) - CVE-2024-31951 frr: buffer overflow in ospf_te_parse_ext_link
Summary: CVE-2024-31951 frr: buffer overflow in ospf_te_parse_ext_link
Keywords:
Status: NEW
Alias: CVE-2024-31951
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: 2274000
Blocks: 2274005
TreeView+ depends on / blocked
 
Reported: 2024-04-08 14:06 UTC by ybuenos
Modified: 2024-04-25 15:14 UTC (History)
0 users

Fixed In Version:
Doc Type: ---
Doc Text:
A buffer overflow vulnerability was found in FRRouting. There can be a buffer overflow and daemon crash in ospf_te_parse_ext_link for OSPF LSA packets during an attempt to read Segment Routing Adjacency SID subTLVs.
Clone Of:
Environment:
Last Closed:
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Description ybuenos 2024-04-08 14:06:34 UTC 
In the Opaque LSA Extended Link parser in FRRouting (FRR) through 9.1, there can be a buffer overflow and daemon crash in ospf_te_parse_ext_link for OSPF LSA packets during an attempt to read Segment Routing Adjacency SID subTLVs (lengths are not validated).

https://github.com/FRRouting/frr/pull/15674/
https://github.com/FRRouting/frr/pull/15674/commits/344fb4be2bc27316c74b17003c05ea40be395836
Comment 1 ybuenos 2024-04-08 14:08:21 UTC 
Created frr tracking bugs for this issue:

Affects: fedora-all [bug 2274000]
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