frr security update

An update is available for frr. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list FRRouting is free software that manages TCP/IP based routing protocols. It suppor...

RockyLinux 9 : frr10 (RLSA-2026:49607)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:49607 advisory. frr: FRRouting: Denial of Service via crafted BGP UPDATE message CVE-2026-37460 Bug Fixes and Enhancements: frr10 triggers SELinux denials when reading root's...

frr: FRRouting: Denial of Service via crafted BGP UPDATE message

A flaw was found in FRRouting FRR. Missing input validation in the rfapiRibBi2Ri function allows a remote attacker to cause a Denial of Service DoS by sending a specially crafted BGP Border Gateway Protocol UPDATE message. This vulnerability can disrupt network services managed by FRR...

RHEL 9 : frr (RHSA-2026:49527)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:49527 advisory. FRRouting is free software that manages TCP/IP based routing protocols. It supports BGP4, OSPFv2, OSPFv3, ISIS, RIP, RIPng, PIM, NHRP, PBR, EIGRP an...

RLSA-2026:24371 Important: frr security update

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 Fixes: frr: denial of service via crafted FlowSpec component CVE-2026-37457 For more details about the security issues, including the...

frr: denial of service via crafted FlowSpec component

A flaw was found in FRRouting FRR. A remote attacker can exploit an off-by-one out-of-bounds write vulnerability in the bgpflowspecopdecode function by supplying a specially crafted FlowSpec component. This issue can lead to a Denial of Service DoS...

RHEL 10 : frr (RHSA-2026:24347)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:24347 advisory. FRRouting is free software that manages TCP/IP based routing protocols. It supports BGP4, OSPFv2, OSPFv3, ISIS, RIP, RIPng, PIM, NHRP, PBR...

Security update for frr

This update for frr fixes the following issues: CVE-2025-61099: NULL Pointer Dereference in FRRouting bsc1252838. CVE-2025-61100: NULL Pointer Dereference in FRRouting bsc1252829. CVE-2025-61101: NULL Pointer Dereference in FRRouting bsc1252833. CVE-2025-61102: NULL Pointer Dereference in FRRouti...

CVE-2026-37459

A flaw was found in FRRouting FRR. An unauthenticated remote attacker can exploit an integer underflow vulnerability by supplying a specially crafted BGP Border Gateway Protocol UPDATE message. This issue can lead to a Denial of Service DoS. Mitigation Red Hat has investigated whether a possible...

OPENSUSE-SU-2026:20682-1 Security update for frr

This update for frr fixes the following issues: Security issues: - CVE-2025-61099: NULL Pointer Dereference in FRRouting bsc1252838. - CVE-2025-61100: NULL Pointer Dereference in FRRouting bsc1252829. - CVE-2025-61101: NULL Pointer Dereference in FRRouting bsc1252833. - CVE-2025-61102: NULL Point...

SUSE CVE-2026-37457

An off-by-one out-of-bounds write vulnerability in the bgpflowspecopdecode function bgpd/bgpflowspecutil.c of FRRouting FRR stable/10.0 allows attackers to cause a Denial of Service DoS via supplying a crafted FlowSpec component...

DEBIAN-CVE-2026-37458

Missing input validation in the MPREACHNLRI component of FRRouting FRR stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service DoS via supplying a crafted UPDATE message...

CVE-2026-37458

Missing input validation in the MPREACHNLRI component of FRRouting FRR stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service DoS via supplying a crafted UPDATE message...

CVE-2026-37458

Missing input validation in the MPREACHNLRI component of FRRouting FRR stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service DoS via supplying a crafted UPDATE message...

CVE-2026-37458

Missing input validation in the MPREACHNLRI component of FRRouting FRR stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service DoS via supplying a crafted UPDATE message...

Linux Distros Unpatched Vulnerability : CVE-2026-28532

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FRRouting before 10.5.3 contains an integer overflow vulnerability in seven OSPF Traffic Engineering and Segment Routing TLV parser functions where a uint16t...

CVE-2026-37457

An off-by-one out-of-bounds write vulnerability in the bgpflowspecopdecode function bgpd/bgpflowspecutil.c of FRRouting FRR stable/10.0 allows attackers to cause a Denial of Service DoS via supplying a crafted FlowSpec component...

CVE-2026-37457

An off-by-one out-of-bounds write vulnerability in the bgpflowspecopdecode function bgpd/bgpflowspecutil.c of FRRouting FRR stable/10.0 allows attackers to cause a Denial of Service DoS via supplying a crafted FlowSpec component...

CVE-2026-28532 FRRouting < 10.5.3 Integer Overflow in OSPF TLV Parser Functions

FRRouting before 10.5.3 contains an integer overflow vulnerability in seven OSPF Traffic Engineering and Segment Routing TLV parser functions where a uint16t accumulator variable truncates uint32t values returned by the TLVSIZE macro, causing the loop termination condition to fail while pointer...

CVE-2026-28532

FRRouting before 10.5.3 is affected by an integer overflow in seven OSPF Traffic Engineering and Segment Routing TLV parser functions. A uint16_t accumulator truncates uint32_t values returned by TLV_SIZE(), causing the loop termination condition to fail while pointer advancement continues. An at...