Bug 1680588 (CVE-2018-20786) - CVE-2018-20786 libvterm: NULL pointer dereference in vterm_screen_set_callbacks
Summary: CVE-2018-20786 libvterm: NULL pointer dereference in vterm_screen_set_callbacks
Keywords:
Status: NEW
Alias: CVE-2018-20786
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1680592 1680591 1686857
Blocks: 1680589
TreeView+ depends on / blocked
 
Reported: 2019-02-25 11:34 UTC by Dhananjay Arunesh
Modified: 2019-09-29 15:08 UTC (History)
8 users (show)

Fixed In Version:
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Description Dhananjay Arunesh 2019-02-25 11:34:04 UTC
libvterm through 0+bzr726, as used in Vim and other products, mishandles certain
out-of-memory conditions, leading to a denial of service (application crash),
related to screen.c, state.c, and vterm.c.

Upstream Issue:
https://github.com/vim/vim/issues/3711

Upstream Patch:
https://github.com/vim/vim/commit/cd929f7ba8cc5b6d6dcf35c8b34124e969fed6b8

Comment 1 Dhananjay Arunesh 2019-02-25 11:39:45 UTC
Created libvterm tracking bugs for this issue:

Affects: fedora-all [bug 1680591]

Comment 2 Dhananjay Arunesh 2019-02-25 11:40:11 UTC
Created libvterm tracking bugs for this issue:

Affects: epel-7 [bug 1680592]


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