CVE-2017-9074

High

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.

SeverityHigh
CVSS7.8
Exploit probability—
ProductLinux Kernel
PublishedMay 19, 2017
First seenMay 19, 2017

How to fix

Update
  • linux linux_kernel3.2.89, 3.16.44, 3.18.56, 4.1.42, 4.4.71, 4.9.31, 4.11.4 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernelv < 3.2.89, 3.3 ≤ v < 3.16.44, 3.17 ≤ v < 3.18.56, 3.19 ≤ v < 4.1.42, 4.2 ≤ v < 4.4.71, 4.5 ≤ v < 4.9.31, 4.10 ≤ v < 4.11.43.2.89, 3.16.44, 3.18.56, 4.1.42, 4.4.71, 4.9.31, 4.11.4

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