PRIOn knowledge basePRION:CVE-2020-7053Design/Logic Flaw
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.
| CPE | Name | Operator | Version |
|---|---|---|---|
| linux_kernel | ge | 5.0 | |
| linux_kernel | le | 5.2 | |
| linux_kernel | ge | 4.19 | |
| linux_kernel | le | 4.19.96 | |
| linux_kernel | ge | 4.14 | |
| linux_kernel | le | 4.14.165 |
References
lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html
bugs.launchpad.net/ubuntu/+source/linux/+bug/1859522
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7dc40713618c884bf07c030d1ab1f47a9dc1f310
lore.kernel.org/stable/20200114183937.12224-1-tyhicks%40canonical.com
security.netapp.com/advisory/ntap-20200204-0002/
usn.ubuntu.com/4255-1/
usn.ubuntu.com/4255-2/
usn.ubuntu.com/4285-1/
usn.ubuntu.com/4287-1/
usn.ubuntu.com/4287-2/
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