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CVE-2017-7542

Published: 21 July 2017

The ip6_find_1stfragopt function in net/ipv6/output_core.c in the Linux kernel through 4.12.3 allows local users to cause a denial of service (integer overflow and infinite loop) by leveraging the ability to open a raw socket.

From the Ubuntu security team

It was discovered that an integer overflow vulnerability existing in the IPv6 implementation in the Linux kernel. A local attacker could use this to cause a denial of service (infinite loop).

Priority

Medium

CVSS 3 base score: 5.5

Status

Package Release Status
linux
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(4.13.0-16.19)
Patches:
Introduced by 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Fixed by 6399f1fae4ec29fab5ec76070435555e256ca3a6
linux-armadaxp
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

This package is not directly supported by the Ubuntu Security Team
linux-aws
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(4.15.0-1001.1)
linux-azure
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(4.15.0-1002.2)
linux-euclid
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-flo
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-gcp
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(4.15.0-1001.1)
linux-gke
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-goldfish
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-grouper
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-hwe
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable

linux-hwe-edge
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (4.18.0-8.9~18.04.1)
linux-kvm
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(4.15.0-1002.2)
linux-linaro-omap
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-linaro-shared
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-linaro-vexpress
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-lts-quantal
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

This package is not directly supported by the Ubuntu Security Team
linux-lts-raring
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-lts-saucy
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

This package is not directly supported by the Ubuntu Security Team
linux-lts-trusty
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-lts-utopic
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-lts-vivid
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-lts-wily
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-lts-xenial
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-maguro
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-mako
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-manta
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-oem
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(4.15.0-1002.3)
linux-qcm-msm
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

linux-raspi2
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(4.13.0-1005.5)
linux-snapdragon
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable

linux-ti-omap4
Launchpad, Ubuntu, Debian
Upstream
Released (4.13~rc2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist