Bug 2118615 (CVE-2022-37035) - CVE-2022-37035 frr: use-after-free bug due to race conditions in two threads
Summary: CVE-2022-37035 frr: use-after-free bug due to race conditions in two threads
Alias: CVE-2022-37035
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
Depends On: 2118616
Blocks: 2114659
TreeView+ depends on / blocked
Reported: 2022-08-16 09:30 UTC by TEJ RATHI
Modified: 2022-09-02 15:55 UTC (History)
3 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in bgpd in FRRouting (FRR). There is a possible use-after-free issue due to a race condition in bgp_notify_send_with_data() and bgp_process_packet() in bgp_packet.c. This issue can lead to remote code execution or information disclosure by sending crafted BGP packets.
Clone Of:
Last Closed: 2022-09-02 15:55:49 UTC

Attachments (Terms of Use)

Description TEJ RATHI 2022-08-16 09:30:02 UTC
An issue was discovered in bgpd in FRRouting (FRR) 8.3. In bgp_notify_send_with_data() and bgp_process_packet() in bgp_packet.c, there is a possible use-after-free due to a race condition. This could lead to Remote Code Execution or Information Disclosure by sending crafted BGP packets. User interaction is not needed for exploitation.


Comment 1 TEJ RATHI 2022-08-16 09:30:21 UTC
Created frr tracking bugs for this issue:

Affects: fedora-all [bug 2118616]

Comment 2 Product Security DevOps Team 2022-09-02 15:55:47 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):


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