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vulnerability bulletin CVE-2018-5390

Linux kernel: denial of service via SegmentSmack

Synthesis of the vulnerability

An attacker can generate a fatal error via tcp_prune_ofo_queue() of the Linux kernel, in order to trigger a denial of service.
Impacted products: GAiA, SecurePlatform, CheckPoint Security Gateway, AsyncOS, Cisco Content SMA, Cisco ESA, Cisco WSA, Debian, BIG-IP Hardware, TMOS, QRadar SIEM, Junos OS, Junos Space, SRX-Series, Linux, McAfee Email Gateway, McAfee NSM, McAfee NSP, McAfee Web Gateway, openSUSE Leap, Oracle Communications, RHEL, SUSE Linux Enterprise Desktop, SLES, Symantec Content Analysis, ProxySG by Symantec, Ubuntu.
Severity of this bulletin: 3/4.
Consequences of an intrusion: denial of service on server, denial of service on service.
Hacker's origin: internet client.
Creation date: 07/08/2018.
Références of this threat: CERTFR-2018-AVI-374, CERTFR-2018-AVI-375, CERTFR-2018-AVI-386, CERTFR-2018-AVI-390, CERTFR-2018-AVI-392, CERTFR-2018-AVI-419, CERTFR-2018-AVI-420, CERTFR-2018-AVI-428, CERTFR-2018-AVI-457, CERTFR-2018-AVI-584, CERTFR-2019-AVI-346, CERTFR-2019-AVI-354, cisco-sa-20180824-linux-tcp, cpujan2019, CVE-2018-5390, DLA-1466-1, DSA-4266-1, ibm10742755, JSA10876, JSA10917, K95343321, openSUSE-SU-2018:2242-1, openSUSE-SU-2018:2404-1, RHSA-2018:2384-01, RHSA-2018:2395-01, RHSA-2018:2645-01, RHSA-2018:2776-01, RHSA-2018:2785-01, RHSA-2018:2789-01, RHSA-2018:2790-01, RHSA-2018:2791-01, RHSA-2018:2924-01, RHSA-2018:2933-01, RHSA-2018:2948-01, SB10249, SegmentSmack, sk134253, SUSE-SU-2018:2223-1, SUSE-SU-2018:2328-1, SUSE-SU-2018:2344-1, SUSE-SU-2018:2374-1, SUSE-SU-2018:2596-1, SUSE-SU-2019:14127-1, SUSE-SU-2019:1870-1, SYMSA1467, USN-3732-1, USN-3732-2, USN-3741-1, USN-3741-2, USN-3741-3, USN-3742-1, USN-3742-2, USN-3742-3, USN-3763-1, VIGILANCE-VUL-26913, VU#962459.

Description of the vulnerability

An attacker can generate a fatal error via tcp_prune_ofo_queue() of the Linux kernel, in order to trigger a denial of service.
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