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Bug 1639116 - (CVE-2018-17847) CVE-2018-17847 golang-org-x-net-html: index out of range in (*nodeStack).pop in node.go causes runtime panic during html.Parse() call
CVE-2018-17847 golang-org-x-net-html: index out of range in (*nodeStack).pop ...
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
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Assigned To: Red Hat Product Security
impact=moderate,public=20181001,repor...
: Security
Depends On: 1639117 1639118 1639119 1639120 1639121 1639122
Blocks: 1633033
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Reported: 2018-10-15 02:10 EDT by Sam Fowler
Modified: 2018-10-30 00:37 EDT (History)
46 users (show)

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Description Sam Fowler 2018-10-15 02:10:02 EDT
The html package (aka x/net/html) through 2018-09-25 in Go mishandles <svg><template><desc><t><svg></template>, leading to a "panic: runtime error" (index out of range) in (*nodeStack).pop in node.go, called from (*parser).clearActiveFormattingElements, during an html.Parse call.


Upstream Issue:

https://github.com/golang/go/issues/27846
Comment 1 Sam Fowler 2018-10-15 02:13:03 EDT
Created golang-googlecode-net tracking bugs for this issue:

Affects: epel-6 [bug 1639122]
Affects: fedora-all [bug 1639121]


Created heketi tracking bugs for this issue:

Affects: epel-6 [bug 1639120]
Affects: fedora-all [bug 1639119]


Created kompose tracking bugs for this issue:

Affects: fedora-all [bug 1639118]


Created origin tracking bugs for this issue:

Affects: fedora-all [bug 1639117]
Comment 2 Scott Gayou 2018-10-16 17:54:44 EDT
No upstream fix found yet, but this is not reproducible on RHEL7. My guess is this is similar to the other template related flaws.

See https://bugzilla.redhat.com/show_bug.cgi?id=1633022 as an example.

Not affected / not reproducible on our released version.
Comment 3 Summer Long 2018-10-30 00:37:36 EDT
OpenStack OpTools 8 and 9 grafana versions do not include net/html, which has the flawed code, setting these to NotAffected.

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