[USN-4320-1] Linux kernel vulnerability

Severity Medium
Affected Packages 72
CVEs 1

The system could be made to crash or expose sensitive information.

Al Viro discovered that the vfs layer in the Linux kernel contained a use-
after-free vulnerability. A local attacker could use this to cause a denial
of service (system crash) or possibly expose sensitive information (kernel
memory).

Package Affected Version
pkg:deb/ubuntu/linux-image-virtual?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-virtual-lts-xenial?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-virtual-lts-xenial?distro=trusty < 4.4.0.177.156
pkg:deb/ubuntu/linux-image-virtual-lts-wily?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-virtual-lts-vivid?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-virtual-lts-utopic?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-snapdragon?distro=xenial < 4.4.0.1135.127
pkg:deb/ubuntu/linux-image-raspi2?distro=xenial < 4.4.0.1131.131
pkg:deb/ubuntu/linux-image-powerpc64-smp?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc64-smp-lts-xenial?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc64-smp-lts-xenial?distro=trusty < 4.4.0.177.156
pkg:deb/ubuntu/linux-image-powerpc64-smp-lts-wily?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc64-smp-lts-vivid?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc64-smp-lts-utopic?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc64-emb?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc64-emb-lts-xenial?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc64-emb-lts-xenial?distro=trusty < 4.4.0.177.156
pkg:deb/ubuntu/linux-image-powerpc64-emb-lts-wily?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc64-emb-lts-vivid?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc64-emb-lts-utopic?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc-smp?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc-smp-lts-xenial?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc-smp-lts-xenial?distro=trusty < 4.4.0.177.156
pkg:deb/ubuntu/linux-image-powerpc-smp-lts-wily?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc-smp-lts-vivid?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc-smp-lts-utopic?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc-e500mc?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc-e500mc-lts-xenial?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc-e500mc-lts-xenial?distro=trusty < 4.4.0.177.156
pkg:deb/ubuntu/linux-image-powerpc-e500mc-lts-wily?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc-e500mc-lts-vivid?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-powerpc-e500mc-lts-utopic?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-lowlatency?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-lowlatency-lts-xenial?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-lowlatency-lts-xenial?distro=trusty < 4.4.0.177.156
pkg:deb/ubuntu/linux-image-lowlatency-lts-wily?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-lowlatency-lts-vivid?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-lowlatency-lts-utopic?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-kvm?distro=xenial < 4.4.0.1069.69
pkg:deb/ubuntu/linux-image-generic?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-generic-lts-xenial?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-generic-lts-xenial?distro=trusty < 4.4.0.177.156
pkg:deb/ubuntu/linux-image-generic-lts-wily?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-generic-lts-vivid?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-generic-lts-utopic?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-generic-lpae?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-generic-lpae-lts-xenial?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-generic-lpae-lts-xenial?distro=trusty < 4.4.0.177.156
pkg:deb/ubuntu/linux-image-generic-lpae-lts-wily?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-generic-lpae-lts-vivid?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-generic-lpae-lts-utopic?distro=xenial < 4.4.0.177.185
pkg:deb/ubuntu/linux-image-aws?distro=xenial < 4.4.0.1105.109
pkg:deb/ubuntu/linux-image-aws?distro=trusty < 4.4.0.1065.66
pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc64-smp?distro=xenial < 4.4.0-177.207
pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc64-smp?distro=trusty < 4.4.0-177.207~14.04.1
pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc64-emb?distro=xenial < 4.4.0-177.207
pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc64-emb?distro=trusty < 4.4.0-177.207~14.04.1
pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc-smp?distro=xenial < 4.4.0-177.207
pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc-smp?distro=trusty < 4.4.0-177.207~14.04.1
pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc-e500mc?distro=xenial < 4.4.0-177.207
pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc-e500mc?distro=trusty < 4.4.0-177.207~14.04.1
pkg:deb/ubuntu/linux-image-4.4.0-177-lowlatency?distro=xenial < 4.4.0-177.207
pkg:deb/ubuntu/linux-image-4.4.0-177-lowlatency?distro=trusty < 4.4.0-177.207~14.04.1
pkg:deb/ubuntu/linux-image-4.4.0-177-generic?distro=xenial < 4.4.0-177.207
pkg:deb/ubuntu/linux-image-4.4.0-177-generic?distro=trusty < 4.4.0-177.207~14.04.1
pkg:deb/ubuntu/linux-image-4.4.0-177-generic-lpae?distro=xenial < 4.4.0-177.207
pkg:deb/ubuntu/linux-image-4.4.0-177-generic-lpae?distro=trusty < 4.4.0-177.207~14.04.1
pkg:deb/ubuntu/linux-image-4.4.0-1135-snapdragon?distro=xenial < 4.4.0-1135.143
pkg:deb/ubuntu/linux-image-4.4.0-1131-raspi2?distro=xenial < 4.4.0-1131.140
pkg:deb/ubuntu/linux-image-4.4.0-1105-aws?distro=xenial < 4.4.0-1105.116
pkg:deb/ubuntu/linux-image-4.4.0-1069-kvm?distro=xenial < 4.4.0-1069.76
pkg:deb/ubuntu/linux-image-4.4.0-1065-aws?distro=trusty < 4.4.0-1065.69
Type Package URL Namespace Name / Product Version Distribution / Platform Arch Patch / Fix
Affected pkg:deb/ubuntu/linux-image-virtual?distro=xenial ubuntu linux-image-virtual < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-virtual-lts-xenial?distro=xenial ubuntu linux-image-virtual-lts-xenial < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-virtual-lts-xenial?distro=trusty ubuntu linux-image-virtual-lts-xenial < 4.4.0.177.156 trusty
Affected pkg:deb/ubuntu/linux-image-virtual-lts-wily?distro=xenial ubuntu linux-image-virtual-lts-wily < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-virtual-lts-vivid?distro=xenial ubuntu linux-image-virtual-lts-vivid < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-virtual-lts-utopic?distro=xenial ubuntu linux-image-virtual-lts-utopic < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-snapdragon?distro=xenial ubuntu linux-image-snapdragon < 4.4.0.1135.127 xenial
Affected pkg:deb/ubuntu/linux-image-raspi2?distro=xenial ubuntu linux-image-raspi2 < 4.4.0.1131.131 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc64-smp?distro=xenial ubuntu linux-image-powerpc64-smp < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc64-smp-lts-xenial?distro=xenial ubuntu linux-image-powerpc64-smp-lts-xenial < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc64-smp-lts-xenial?distro=trusty ubuntu linux-image-powerpc64-smp-lts-xenial < 4.4.0.177.156 trusty
Affected pkg:deb/ubuntu/linux-image-powerpc64-smp-lts-wily?distro=xenial ubuntu linux-image-powerpc64-smp-lts-wily < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc64-smp-lts-vivid?distro=xenial ubuntu linux-image-powerpc64-smp-lts-vivid < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc64-smp-lts-utopic?distro=xenial ubuntu linux-image-powerpc64-smp-lts-utopic < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc64-emb?distro=xenial ubuntu linux-image-powerpc64-emb < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc64-emb-lts-xenial?distro=xenial ubuntu linux-image-powerpc64-emb-lts-xenial < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc64-emb-lts-xenial?distro=trusty ubuntu linux-image-powerpc64-emb-lts-xenial < 4.4.0.177.156 trusty
Affected pkg:deb/ubuntu/linux-image-powerpc64-emb-lts-wily?distro=xenial ubuntu linux-image-powerpc64-emb-lts-wily < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc64-emb-lts-vivid?distro=xenial ubuntu linux-image-powerpc64-emb-lts-vivid < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc64-emb-lts-utopic?distro=xenial ubuntu linux-image-powerpc64-emb-lts-utopic < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc-smp?distro=xenial ubuntu linux-image-powerpc-smp < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc-smp-lts-xenial?distro=xenial ubuntu linux-image-powerpc-smp-lts-xenial < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc-smp-lts-xenial?distro=trusty ubuntu linux-image-powerpc-smp-lts-xenial < 4.4.0.177.156 trusty
Affected pkg:deb/ubuntu/linux-image-powerpc-smp-lts-wily?distro=xenial ubuntu linux-image-powerpc-smp-lts-wily < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc-smp-lts-vivid?distro=xenial ubuntu linux-image-powerpc-smp-lts-vivid < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc-smp-lts-utopic?distro=xenial ubuntu linux-image-powerpc-smp-lts-utopic < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc-e500mc?distro=xenial ubuntu linux-image-powerpc-e500mc < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc-e500mc-lts-xenial?distro=xenial ubuntu linux-image-powerpc-e500mc-lts-xenial < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc-e500mc-lts-xenial?distro=trusty ubuntu linux-image-powerpc-e500mc-lts-xenial < 4.4.0.177.156 trusty
Affected pkg:deb/ubuntu/linux-image-powerpc-e500mc-lts-wily?distro=xenial ubuntu linux-image-powerpc-e500mc-lts-wily < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc-e500mc-lts-vivid?distro=xenial ubuntu linux-image-powerpc-e500mc-lts-vivid < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-powerpc-e500mc-lts-utopic?distro=xenial ubuntu linux-image-powerpc-e500mc-lts-utopic < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-lowlatency?distro=xenial ubuntu linux-image-lowlatency < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-lowlatency-lts-xenial?distro=xenial ubuntu linux-image-lowlatency-lts-xenial < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-lowlatency-lts-xenial?distro=trusty ubuntu linux-image-lowlatency-lts-xenial < 4.4.0.177.156 trusty
Affected pkg:deb/ubuntu/linux-image-lowlatency-lts-wily?distro=xenial ubuntu linux-image-lowlatency-lts-wily < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-lowlatency-lts-vivid?distro=xenial ubuntu linux-image-lowlatency-lts-vivid < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-lowlatency-lts-utopic?distro=xenial ubuntu linux-image-lowlatency-lts-utopic < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-kvm?distro=xenial ubuntu linux-image-kvm < 4.4.0.1069.69 xenial
Affected pkg:deb/ubuntu/linux-image-generic?distro=xenial ubuntu linux-image-generic < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-generic-lts-xenial?distro=xenial ubuntu linux-image-generic-lts-xenial < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-generic-lts-xenial?distro=trusty ubuntu linux-image-generic-lts-xenial < 4.4.0.177.156 trusty
Affected pkg:deb/ubuntu/linux-image-generic-lts-wily?distro=xenial ubuntu linux-image-generic-lts-wily < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-generic-lts-vivid?distro=xenial ubuntu linux-image-generic-lts-vivid < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-generic-lts-utopic?distro=xenial ubuntu linux-image-generic-lts-utopic < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-generic-lpae?distro=xenial ubuntu linux-image-generic-lpae < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-generic-lpae-lts-xenial?distro=xenial ubuntu linux-image-generic-lpae-lts-xenial < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-generic-lpae-lts-xenial?distro=trusty ubuntu linux-image-generic-lpae-lts-xenial < 4.4.0.177.156 trusty
Affected pkg:deb/ubuntu/linux-image-generic-lpae-lts-wily?distro=xenial ubuntu linux-image-generic-lpae-lts-wily < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-generic-lpae-lts-vivid?distro=xenial ubuntu linux-image-generic-lpae-lts-vivid < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-generic-lpae-lts-utopic?distro=xenial ubuntu linux-image-generic-lpae-lts-utopic < 4.4.0.177.185 xenial
Affected pkg:deb/ubuntu/linux-image-aws?distro=xenial ubuntu linux-image-aws < 4.4.0.1105.109 xenial
Affected pkg:deb/ubuntu/linux-image-aws?distro=trusty ubuntu linux-image-aws < 4.4.0.1065.66 trusty
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc64-smp?distro=xenial ubuntu linux-image-4.4.0-177-powerpc64-smp < 4.4.0-177.207 xenial
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc64-smp?distro=trusty ubuntu linux-image-4.4.0-177-powerpc64-smp < 4.4.0-177.207~14.04.1 trusty
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc64-emb?distro=xenial ubuntu linux-image-4.4.0-177-powerpc64-emb < 4.4.0-177.207 xenial
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc64-emb?distro=trusty ubuntu linux-image-4.4.0-177-powerpc64-emb < 4.4.0-177.207~14.04.1 trusty
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc-smp?distro=xenial ubuntu linux-image-4.4.0-177-powerpc-smp < 4.4.0-177.207 xenial
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc-smp?distro=trusty ubuntu linux-image-4.4.0-177-powerpc-smp < 4.4.0-177.207~14.04.1 trusty
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc-e500mc?distro=xenial ubuntu linux-image-4.4.0-177-powerpc-e500mc < 4.4.0-177.207 xenial
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-powerpc-e500mc?distro=trusty ubuntu linux-image-4.4.0-177-powerpc-e500mc < 4.4.0-177.207~14.04.1 trusty
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-lowlatency?distro=xenial ubuntu linux-image-4.4.0-177-lowlatency < 4.4.0-177.207 xenial
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-lowlatency?distro=trusty ubuntu linux-image-4.4.0-177-lowlatency < 4.4.0-177.207~14.04.1 trusty
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-generic?distro=xenial ubuntu linux-image-4.4.0-177-generic < 4.4.0-177.207 xenial
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-generic?distro=trusty ubuntu linux-image-4.4.0-177-generic < 4.4.0-177.207~14.04.1 trusty
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-generic-lpae?distro=xenial ubuntu linux-image-4.4.0-177-generic-lpae < 4.4.0-177.207 xenial
Affected pkg:deb/ubuntu/linux-image-4.4.0-177-generic-lpae?distro=trusty ubuntu linux-image-4.4.0-177-generic-lpae < 4.4.0-177.207~14.04.1 trusty
Affected pkg:deb/ubuntu/linux-image-4.4.0-1135-snapdragon?distro=xenial ubuntu linux-image-4.4.0-1135-snapdragon < 4.4.0-1135.143 xenial
Affected pkg:deb/ubuntu/linux-image-4.4.0-1131-raspi2?distro=xenial ubuntu linux-image-4.4.0-1131-raspi2 < 4.4.0-1131.140 xenial
Affected pkg:deb/ubuntu/linux-image-4.4.0-1105-aws?distro=xenial ubuntu linux-image-4.4.0-1105-aws < 4.4.0-1105.116 xenial
Affected pkg:deb/ubuntu/linux-image-4.4.0-1069-kvm?distro=xenial ubuntu linux-image-4.4.0-1069-kvm < 4.4.0-1069.76 xenial
Affected pkg:deb/ubuntu/linux-image-4.4.0-1065-aws?distro=trusty ubuntu linux-image-4.4.0-1065-aws < 4.4.0-1065.69 trusty
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories Exploits PoC Pubblication Date Modification Date
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories PoC Pubblication Date Modification Date
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