The vulnerability of the parseRibEntry() function in the pkg/packet/mrt/mrt.go file of the GoBGP edge router protocol allows a attacker to cause a service failure.

The vulnerability of the parseRibEntry function in the pkg/packet/mrt/mrt.go file of the GoBGP firewall protocol is related to the possibility of integer overflow. Exploiting this vulnerability could allow a malicious actor to cause a service failure...

CVE-2026-7736

A flaw was found in osrg GoBGP. A remote attacker can exploit this vulnerability by executing a manipulation that leads to an integer underflow in the parseRibEntry function. This integer underflow can result in low impacts to the system's confidentiality, integrity, and availability. Mitigation ...

CVE-2026-7736 osrg GoBGP mrt.go parseRibEntry integer underflow

A vulnerability was determined in osrg GoBGP up to 4.3.0. Affected by this vulnerability is the function parseRibEntry of the file pkg/packet/mrt/mrt.go. Executing a manipulation can lead to integer underflow. It is possible to launch the attack remotely. Upgrading to version 4.4.0 addresses this...

CVE-2026-7736

The vulnerability CVE-2026-7736 affects osrg GoBGP up to version 4.3.0, specifically the parseRibEntry function in pkg/packet/mrt/mrt.go. The technical issue is an integer underflow triggered by manipulation, with remote exploit potential. A fix is available in GoBGP 4.4.0 (commit 76d911046344a39...

PT-2026-36779

Name of the Vulnerable Software and Affected Versions osrg GoBGP versions prior to 4.4.0 Description A remote attack can be launched against the parseRibEntry function in the pkg/packet/mrt/mrt.go file, which may lead to an integer underflow. Integer underflow occurs when an arithmetic operation...

GoBGP 数字错误漏洞

GoBGP is an open-source implementation of the Border Gateway Protocol BGP developed by osrg. Versions of GoBGP prior to 4.3.0 contained a numerical error vulnerability. This vulnerability stemmed from an integer underflow in the function parseRibEntry within the file pkg/packet/mrt/mrt.go, allowi...

CVE-2026-7736: Integer Underflow (Wrap or Wraparound)

A vulnerability was determined in osrg GoBGP up to 4.3.0. Affected by this vulnerability is the function parseRibEntry of the file pkg/packet/mrt/mrt.go. Executing a manipulation can lead to integer underflow. It is possible to launch the attack remotely. Upgrading to version 4.4.0 addresses this...