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Red Hat Security Advisory 2024-1093-03
Red Hat Security Advisory 2024-1093-03 - An update for frr is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. Issues addressed include an out of bounds read vulnerability.
The following advisory data is extracted from:https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_1093.jsonRed Hat officially shut down their mailing list notifications October 10, 2023. Due to this, Packet Storm has recreated the below data as a reference point to raise awareness. It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.- Packet Storm Staff====================================================================Red Hat Security AdvisorySynopsis: Moderate: frr security updateAdvisory ID: RHSA-2024:1093-03Product: Red Hat Enterprise LinuxAdvisory URL: https://access.redhat.com/errata/RHSA-2024:1093Issue date: 2024-03-05Revision: 03CVE Names: CVE-2023-38406====================================================================Summary: An update for frr is now available for Red Hat Enterprise Linux 9.2 Extended Update Support.Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.Description:FRRouting is free software that manages TCP/IP based routing protocols. It supports BGP4, OSPFv2, OSPFv3, ISIS, RIP, RIPng, PIM, NHRP, PBR, EIGRP and BFD. Security Fix(es):* ffr: Flowspec overflow in bgpd/bgp_flowspec.c (CVE-2023-38406)* ffr: Out of bounds read in bgpd/bgp_label.c (CVE-2023-38407)* frr: crash from specially crafted MP_UNREACH_NLRI-containing BGP UPDATE message (CVE-2023-47234)* frr: crash from malformed EOR-containing BGP UPDATE message (CVE-2023-47235)For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.Solution:https://access.redhat.com/articles/11258CVEs:CVE-2023-38406References:https://access.redhat.com/security/updates/classification/#moderatehttps://bugzilla.redhat.com/show_bug.cgi?id=2248207https://bugzilla.redhat.com/show_bug.cgi?id=2248208https://bugzilla.redhat.com/show_bug.cgi?id=2248526https://bugzilla.redhat.com/show_bug.cgi?id=2248528Related news
Red Hat Security Advisory 2024-1152-03 - An update for frr is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. Issues addressed include an out of bounds read vulnerability.
Ubuntu Security Notice 6498-1 - It was discovered that FRR incorrectly handled certain BGP messages. A remote attacker could possibly use this issue to cause FRR to crash, resulting in a denial of service.
Ubuntu Security Notice 6498-1 - It was discovered that FRR incorrectly handled certain BGP messages. A remote attacker could possibly use this issue to cause FRR to crash, resulting in a denial of service.
Ubuntu Security Notice 6498-1 - It was discovered that FRR incorrectly handled certain BGP messages. A remote attacker could possibly use this issue to cause FRR to crash, resulting in a denial of service.
Ubuntu Security Notice 6498-1 - It was discovered that FRR incorrectly handled certain BGP messages. A remote attacker could possibly use this issue to cause FRR to crash, resulting in a denial of service.
bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a "flowspec overflow."
bgpd/bgp_label.c in FRRouting (FRR) before 8.5 attempts to read beyond the end of the stream during labeled unicast parsing.
An issue was discovered in FRRouting FRR through 9.0.1. A crash can occur when processing a crafted BGP UPDATE message with a MP_UNREACH_NLRI attribute and additional NLRI data (that lacks mandatory path attributes).
An issue was discovered in FRRouting FRR through 9.0.1. A crash can occur when a malformed BGP UPDATE message with an EOR is processed, because the presence of EOR does not lead to a treat-as-withdraw outcome.