Vulnerability CVE-2017-5029
Published: 2017-04-24   Modified: 2017-04-25

Description:
The xsltAddTextString function in transform.c in libxslt 1.1.29, as used in Blink in Google Chrome prior to 57.0.2987.98 for Mac, Windows, and Linux and 57.0.2987.108 for Android, lacked a check for integer overflow during a size calculation, which allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page.

Type:

CWE-787

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Xmlsoft -> Libxslt 
Google -> Chrome 

 References:
http://rhn.redhat.com/errata/RHSA-2017-0499.html
http://www.debian.org/security/2017/dsa-3810
http://www.securityfocus.com/bid/96767
http://www.securitytracker.com/id/1038157
https://chromereleases.googleblog.com/2017/03/stable-channel-update-for-desktop.html
https://crbug.com/676623
https://git.gnome.org/browse/libxslt/commit/?id=08ab2774b870de1c7b5a48693df75e8154addae5
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