CVE-2017-5029
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 2.18% probability · 81th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- google/chrome · xmlsoft/libxslt · debian/debian linux · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation
- Source
- chrome-cve-admin@google.com
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
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.