Vulnerability Description
Gnulib before 2017-04-26 has a heap-based buffer overflow with the TZ environment variable. The error is in the save_abbr function in time_rz.c.
CVSS Score
9.8
CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnulib | Gnulib | <= 2017-04-25 |
Related Weaknesses (CWE)
References
- http://git.savannah.gnu.org/gitweb/?p=gnulib.git%3Ba=commit%3Bh=94e01571507835ff
- http://www.securityfocus.com/bid/98098Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1444774ExploitIssue TrackingMitigation
- https://bugzilla.redhat.com/show_bug.cgi?id=1445185Issue TrackingPatchThird Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2017-7476Third Party Advisory
- http://git.savannah.gnu.org/gitweb/?p=gnulib.git%3Ba=commit%3Bh=94e01571507835ff
- http://www.securityfocus.com/bid/98098Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1444774ExploitIssue TrackingMitigation
- https://bugzilla.redhat.com/show_bug.cgi?id=1445185Issue TrackingPatchThird Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2017-7476Third Party Advisory
FAQ
What is CVE-2017-7476?
CVE-2017-7476 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Gnulib before 2017-04-26 has a heap-based buffer overflow with the TZ environment variable. The error is in the save_abbr function in time_rz.c.
How severe is CVE-2017-7476?
CVE-2017-7476 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2017-7476?
Check the references section above for vendor advisories and patch information. Affected products include: Gnulib Gnulib.