CVE-2020-7053

In the Linux kernel 4.14 longterm through 4.14.165 and 4.19 longterm through 4.19.96 (and 5.x before 5.2), there is a use-after-free (write) in the i915_ppgtt_close function in drivers/gpu/drm/i915/i915_gem_gtt.c, aka CID-7dc40713618c. This is related to i915_gem_context_destroy_ioctl in drivers/gpu/drm/i915/i915_gem_context.c.
Severity
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Atk. Vector
LOCAL
Atk. Complexity
LOW
Priv. Required
LOW
Base Score
CVSS 3.x
EPSS Score
Percentile: 14%
VendorProductVersion
linuxlinux_kernel
4.14 ≤
𝑥
≤ 4.14.165
linuxlinux_kernel
4.19 ≤
𝑥
≤ 4.19.96
linuxlinux_kernel
5.0 ≤
𝑥
≤ 5.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
5.10.218-1
fixed
stretch
not-affected
jessie
not-affected
bullseye (security)
5.10.223-1
fixed
bookworm
6.1.94-1
fixed
bookworm (security)
6.1.99-1
fixed
trixie
6.10.4-1
fixed
sid
6.10.6-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
focal
not-affected
eoan
not-affected
disco
ignored
bionic
Fixed 4.15.0-76.86
released
xenial
not-affected
trusty
not-affected
linux-aws
focal
not-affected
eoan
not-affected
disco
ignored
bionic
Fixed 4.15.0-1058.60
released
xenial
not-affected
trusty
not-affected
linux-aws-5.0
focal
dne
eoan
dne
disco
dne
bionic
Fixed 5.0.0-1025.28
released
xenial
dne
trusty
dne
linux-aws-hwe
focal
dne
eoan
dne
disco
dne
bionic
dne
xenial
Fixed 4.15.0-1058.60~16.04.1
released
trusty
dne
linux-azure
focal
not-affected
eoan
not-affected
disco
ignored
bionic
Fixed 5.0.0-1032.34
released
xenial
Fixed 4.15.0-1067.72
released
trusty
Fixed 4.15.0-1067.72~14.04.1
released
linux-azure-5.3
focal
dne
eoan
dne
disco
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-azure-edge
focal
dne
eoan
dne
disco
dne
bionic
ignored
xenial
ignored
trusty
dne
linux-gcp
focal
not-affected
eoan
not-affected
disco
ignored
bionic
Fixed 5.0.0-1031.32
released
xenial
Fixed 4.15.0-1055.59
released
trusty
dne
linux-gcp-5.3
focal
dne
eoan
dne
disco
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-gcp-edge
focal
dne
eoan
dne
disco
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gke-4.15
focal
dne
eoan
dne
disco
dne
bionic
Fixed 4.15.0-1052.55
released
xenial
dne
trusty
dne
linux-gke-5.0
focal
dne
eoan
dne
disco
dne
bionic
Fixed 5.0.0-1030.31
released
xenial
dne
trusty
dne
linux-gke-5.3
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-hwe
focal
dne
eoan
dne
disco
dne
bionic
Fixed 5.3.0-26.28~18.04.1
released
xenial
Fixed 4.15.0-76.86~16.04.1
released
trusty
dne
linux-hwe-edge
focal
dne
eoan
dne
disco
dne
bionic
ignored
xenial
ignored
trusty
dne
linux-kvm
focal
not-affected
eoan
not-affected
disco
ignored
bionic
Fixed 4.15.0-1053.53
released
xenial
not-affected
trusty
dne
linux-lts-trusty
focal
dne
eoan
dne
disco
dne
bionic
dne
xenial
dne
trusty
dne
linux-lts-xenial
focal
dne
eoan
dne
disco
dne
bionic
dne
xenial
dne
trusty
not-affected
linux-oem
focal
dne
eoan
Fixed 4.15.0-1067.77
released
disco
ignored
bionic
Fixed 4.15.0-1067.77
released
xenial
ignored
trusty
dne
linux-oem-5.6
focal
not-affected
eoan
dne
bionic
dne
xenial
dne
trusty
dne
linux-oem-osp1
focal
dne
eoan
Fixed 5.0.0-1037.42
released
disco
ignored
bionic
Fixed 5.0.0-1037.42
released
xenial
dne
trusty
dne
linux-oracle
focal
not-affected
eoan
not-affected
disco
ignored
bionic
Fixed 4.15.0-1033.36
released
xenial
Fixed 4.15.0-1033.36~16.04.1
released
trusty
dne
linux-oracle-5.0
focal
dne
eoan
dne
disco
dne
bionic
Fixed 5.0.0-1011.16
released
xenial
dne
trusty
dne
linux-oracle-5.3
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-raspi2
focal
not-affected
eoan
not-affected
disco
ignored
bionic
not-affected
xenial
not-affected
trusty
dne
linux-raspi2-5.3
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-snapdragon
focal
dne
eoan
dne
disco
ignored
bionic
Fixed 4.15.0-1071.78
released
xenial
not-affected
trusty
dne
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1859522
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7dc40713618c884bf07c030d1ab1f47a9dc1f310
https://lore.kernel.org/stable/20200114183937.12224-1-tyhicks%40canonical.com
https://security.netapp.com/advisory/ntap-20200204-0002/
https://usn.ubuntu.com/4255-1/
https://usn.ubuntu.com/4255-2/
https://usn.ubuntu.com/4285-1/
https://usn.ubuntu.com/4287-1/
https://usn.ubuntu.com/4287-2/