Bug 2058628 (CVE-2022-26125) - CVE-2022-26125 frrouting: overflow bugs in unpack_tlv_router_cap
Summary: CVE-2022-26125 frrouting: overflow bugs in unpack_tlv_router_cap
Alias: CVE-2022-26125
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
Depends On: 2072471 2072472 2072473
Blocks: 2058651
TreeView+ depends on / blocked
Reported: 2022-02-25 13:09 UTC by Pedro Sampaio
Modified: 2023-09-14 10:13 UTC (History)
3 users (show)

Fixed In Version: frrouting 8.2
Doc Type: If docs needed, set a value
Doc Text:
frrouting is vulnerable to a flaw that can cause buffer overflow through due to incorrect checks on the input packet length when processing type-length-value packets. There is high impact to availability due to the fact that the process up-time can be made unreliable.
Clone Of:
Last Closed: 2022-12-04 20:22:57 UTC

Attachments (Terms of Use)

System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2022:8112 0 None None None 2022-11-15 10:17:48 UTC

Description Pedro Sampaio 2022-02-25 13:09:50 UTC
Buffer overflow vulnerabilities exist in FRRouting through 8.1.0 due to wrong checks on the input packet length in isisd/isis_tlvs.c.

Upstream bug:


Comment 1 devthomp 2022-04-06 11:26:52 UTC
Created frr tracking bugs for this issue:

Affects: fedora-all [bug 2072473]

Comment 4 errata-xmlrpc 2022-11-15 10:17:47 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2022:8112 https://access.redhat.com/errata/RHSA-2022:8112

Comment 5 Product Security DevOps Team 2022-12-04 20:22:55 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):


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