CVE-2017-9074
Vulnerability Summary
Timeline
Description
The IPv6 fragmentation implementation in the Linux kernel through 4.11.1 does not consider that the nexthdr field may be associated with an invalid option, which allows local users to cause a denial of service (out-of-bounds read and BUG) or possibly have unspecified other impact via crafted socket and send system calls.
CVSS Metrics
- v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- v3.0•HIGH•Score: 7.8CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- v2.0•HIGH•Score: 7.2AV:L/AC:L/Au:N/C:C/I:C/A:C
EPSS Trends
Current EPSS score: 0.42%• Percentile: 36%
Techniques & Countermeasures
- CWE-125•Out-of-bounds Read
The product reads data past the end, or before the beginning, of the intended buffer.
Affected Systems
- debian•linux
< 4.9.30-1 | < 4.9.30-1 | < 4.9.30-1 | < 4.9.30-1
- ubuntu•linux
< 3.13.0-123.172 | < 4.4.0-83.106
- ubuntu•linux-aws
< 4.4.0-1022.31
- ubuntu•linux-azure-6.11
all
- ubuntu•linux-azure-fde
all
- ubuntu•linux-azure-fde-5.15
all
- ubuntu•linux-gcp-6.11
all
- ubuntu•linux-gke
< 4.4.0-1018.18 | all
- ubuntu•linux-hwe
< 4.10.0-32.36~16.04.1
- ubuntu•linux-hwe-6.11
all
- ubuntu•linux-intel-iot-realtime
all
- ubuntu•linux-lowlatency-hwe-6.11
all
- ubuntu•linux-lts-xenial
< 4.4.0-83.106~14.04.1
- ubuntu•linux-raspi-realtime
all
- ubuntu•linux-raspi2
< 4.4.0-1061.69 | all
- ubuntu•linux-realtime
all
- ubuntu•linux-riscv
all | all
- ubuntu•linux-snapdragon
< 4.4.0-1063.68
- linux•linux_kernel
< 3.2.89 | ≥ 3.3, < 3.16.44 | ≥ 3.17, < 3.18.56 | ≥ 3.19, < 4.1.42 | ≥ 4.2, < 4.4.71 | ≥ 4.5, < 4.9.31 | ≥ 4.10, < 4.11.4
References (21)
- http://www.securityfocus.com/bid/98577
- https://patchwork.ozlabs.org/patch/763117/
- https://github.com/torvalds/linux/commit/2423496af35d94a87156b063ea5cedffc10a70a1
- https://access.redhat.com/errata/RHSA-2018:0169
- https://access.redhat.com/errata/RHSA-2017:2669
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0
- https://access.redhat.com/errata/RHSA-2017:2077
- http://www.debian.org/security/2017/dsa-3886
- https://access.redhat.com/errata/RHSA-2017:1842
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2423496af35d94a87156b063ea5cedffc10a70a1
- https://ubuntu.com/security/CVE-2017-9074
- https://ubuntu.com/security/notices/USN-3342-1
- https://ubuntu.com/security/notices/USN-3343-1
- https://ubuntu.com/security/notices/USN-3344-1
- https://ubuntu.com/security/notices/USN-3344-2
- https://ubuntu.com/security/notices/USN-3345-1
- https://ubuntu.com/security/notices/USN-3343-2
- https://ubuntu.com/security/notices/USN-3342-2
- https://ubuntu.com/security/notices/USN-3360-2
- https://www.cve.org/CVERecord?id=CVE-2017-9074
- https://security-tracker.debian.org/tracker/CVE-2017-9074