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lldpd: buffer overflow in the lldp_decode function in daemon/protocols/lldp.c

🗓️ 18 Mar 2021 13:08:46Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

Buffer overflow in lldp_decode of lldpd can crash the daemon and allow code execution via large management addresses and TLV boundaries.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7anyopenvswitch-selinux-extra-policy0:1.0-17.el7fdp.noarchopenvswitch-selinux-extra-policy-0:1.0-17.el7fdp.noarch.noarch.rpm
Red Hat Enterprise Linux7ppc64leopenvswitch2.110:2.11.3-77.el7fdpopenvswitch2.11-0:2.11.3-77.el7fdp.ppc64le.rpm
Red Hat Enterprise Linux7x86_64openvswitch2.110:2.11.3-77.el7fdpopenvswitch2.11-0:2.11.3-77.el7fdp.x86_64.rpm
Red Hat Enterprise Linux7ppc64leopenvswitch2.11-debuginfo0:2.11.3-77.el7fdpopenvswitch2.11-debuginfo-0:2.11.3-77.el7fdp.ppc64le.rpm
Red Hat Enterprise Linux7x86_64openvswitch2.11-debuginfo0:2.11.3-77.el7fdpopenvswitch2.11-debuginfo-0:2.11.3-77.el7fdp.x86_64.rpm
Red Hat Enterprise Linux7ppc64leopenvswitch2.11-devel0:2.11.3-77.el7fdpopenvswitch2.11-devel-0:2.11.3-77.el7fdp.ppc64le.rpm
Red Hat Enterprise Linux7x86_64openvswitch2.11-devel0:2.11.3-77.el7fdpopenvswitch2.11-devel-0:2.11.3-77.el7fdp.x86_64.rpm
Red Hat Enterprise Linux7anyopenvswitch2.11-test0:2.11.3-77.el7fdp.noarchopenvswitch2.11-test-0:2.11.3-77.el7fdp.noarch.noarch.rpm
Red Hat Enterprise Linux7ppc64leovn2.110:2.11.1-57.el7fdpovn2.11-0:2.11.1-57.el7fdp.ppc64le.rpm
Red Hat Enterprise Linux7x86_64ovn2.110:2.11.1-57.el7fdpovn2.11-0:2.11.1-57.el7fdp.x86_64.rpm
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28 Jun 2026 12:34Current
6.4Medium risk
Vulners AI Score6.4
CVSS 26.8
CVSS 3.19.8
EPSS0.05493
5