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libsrtp: improper handling of CSRC count and extension header length in RTP header

🗓️ 29 Sep 2020 20:27:04Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 3 Views

Cisco libSRTP before 1.5.3 misparses CSRC counts and RTP header extension length, enabling remote denial via crafted SRTP packets (Bug CSCux00686).

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7ppclibsrtp0:1.4.4-11.20101004cvs.el7libsrtp-0:1.4.4-11.20101004cvs.el7.ppc.rpm
Red Hat Enterprise Linux7ppc64libsrtp0:1.4.4-11.20101004cvs.el7libsrtp-0:1.4.4-11.20101004cvs.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lelibsrtp0:1.4.4-11.20101004cvs.el7libsrtp-0:1.4.4-11.20101004cvs.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390libsrtp0:1.4.4-11.20101004cvs.el7libsrtp-0:1.4.4-11.20101004cvs.el7.s390.rpm
Red Hat Enterprise Linux7s390xlibsrtp0:1.4.4-11.20101004cvs.el7libsrtp-0:1.4.4-11.20101004cvs.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64libsrtp0:1.4.4-11.20101004cvs.el7libsrtp-0:1.4.4-11.20101004cvs.el7.x86_64.rpm
Red Hat Enterprise Linux7anylibsrtp0:1.4.4-11.20101004cvs.el7.i686libsrtp-0:1.4.4-11.20101004cvs.el7.i686.noarch.rpm
Red Hat Enterprise Linux7ppclibsrtp-debuginfo0:1.4.4-11.20101004cvs.el7libsrtp-debuginfo-0:1.4.4-11.20101004cvs.el7.ppc.rpm
Red Hat Enterprise Linux7ppc64libsrtp-debuginfo0:1.4.4-11.20101004cvs.el7libsrtp-debuginfo-0:1.4.4-11.20101004cvs.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64lelibsrtp-debuginfo0:1.4.4-11.20101004cvs.el7libsrtp-debuginfo-0:1.4.4-11.20101004cvs.el7.ppc64le.rpm
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25 Jun 2026 10:56Current
5.9Medium risk
Vulners AI Score5.9
CVSS 37.5
CVSS 27.8
EPSS0.08277
3