CVE-2017-7476

9.8 CRITICAL
Published: May 02, 2017 Modified: May 13, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://git.savannah.gnu.org/gitweb/?p=gnulib.git%3Ba=commit%3Bh=94e01571507835ff59dd8ce2a0b56a4b566965a4
Source: secalert@redhat.com
http://www.securityfocus.com/bid/98098
Source: secalert@redhat.com
Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1444774
Source: secalert@redhat.com
Exploit Issue Tracking Mitigation Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1445185
Source: secalert@redhat.com
Issue Tracking Patch Third Party Advisory VDB Entry
https://security-tracker.debian.org/tracker/CVE-2017-7476
Source: secalert@redhat.com
Third Party Advisory
http://git.savannah.gnu.org/gitweb/?p=gnulib.git%3Ba=commit%3Bh=94e01571507835ff59dd8ce2a0b56a4b566965a4
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/98098
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1444774
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Issue Tracking Mitigation Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1445185
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Patch Third Party Advisory VDB Entry
https://security-tracker.debian.org/tracker/CVE-2017-7476
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

10 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
3.7%
88th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-119

Affected Vendors

gnulib

Related CVEs

CVE-2026-48777 N/A
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CVE-2026-22313 9.1