CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
87.7%
The Linux kernel, versions 3.9+, is vulnerable to a denial of service attack with low rates of specially modified packets targeting IP fragment re-assembly. An attacker may cause a denial of service condition by sending specially crafted IP fragments. Various vulnerabilities in IP fragmentation have been discovered and fixed over the years. The current vulnerability (CVE-2018-5391) became exploitable in the Linux kernel with the increase of the IP fragment reassembly queue size.
Vendor | Product | Version | CPE |
---|---|---|---|
linux | linux_kernel | * | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
redhat | enterprise_linux_desktop | 6.0 | cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* |
redhat | enterprise_linux_desktop | 7.0 | cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* |
redhat | enterprise_linux_server | 6.0 | cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* |
redhat | enterprise_linux_server | 7.0 | cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* |
redhat | enterprise_linux_server_aus | 6.4 | cpe:2.3:o:redhat:enterprise_linux_server_aus:6.4:*:*:*:*:*:*:* |
redhat | enterprise_linux_server_aus | 6.5 | cpe:2.3:o:redhat:enterprise_linux_server_aus:6.5:*:*:*:*:*:*:* |
redhat | enterprise_linux_server_aus | 6.6 | cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:* |
redhat | enterprise_linux_server_aus | 7.2 | cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:*:*:*:*:*:*:* |
redhat | enterprise_linux_server_aus | 7.3 | cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:* |
www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-004.txt
www.huawei.com/en/psirt/security-advisories/huawei-sa-20200115-01-linux-en
www.openwall.com/lists/oss-security/2019/06/28/2
www.openwall.com/lists/oss-security/2019/07/06/3
www.openwall.com/lists/oss-security/2019/07/06/4
www.securityfocus.com/bid/105108
www.securitytracker.com/id/1041476
www.securitytracker.com/id/1041637
access.redhat.com/errata/RHSA-2018:2785
access.redhat.com/errata/RHSA-2018:2791
access.redhat.com/errata/RHSA-2018:2846
access.redhat.com/errata/RHSA-2018:2924
access.redhat.com/errata/RHSA-2018:2925
access.redhat.com/errata/RHSA-2018:2933
access.redhat.com/errata/RHSA-2018:2948
access.redhat.com/errata/RHSA-2018:3083
access.redhat.com/errata/RHSA-2018:3096
access.redhat.com/errata/RHSA-2018:3459
access.redhat.com/errata/RHSA-2018:3540
access.redhat.com/errata/RHSA-2018:3586
access.redhat.com/errata/RHSA-2018:3590
cert-portal.siemens.com/productcert/pdf/ssa-377115.pdf
git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git/commit/?id=c30f1fc041b74ecdb072dd44f858750414b8b19f
lists.debian.org/debian-lts-announce/2018/08/msg00014.html
lists.debian.org/debian-lts-announce/2019/03/msg00017.html
security.netapp.com/advisory/ntap-20181003-0002/
support.f5.com/csp/article/K74374841?utm_source=f5support&%3Butm_medium=RSS
usn.ubuntu.com/3740-1/
usn.ubuntu.com/3740-2/
usn.ubuntu.com/3741-1/
usn.ubuntu.com/3741-2/
usn.ubuntu.com/3742-1/
usn.ubuntu.com/3742-2/
www.debian.org/security/2018/dsa-4272
www.kb.cert.org/vuls/id/641765
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
87.7%