CVE-2017-15670Improper Restriction of Operations within the Bounds of a Memory Buffer in Glibc

Severity
9.8CRITICALNVD
EPSS
0.2%
top 55.60%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedOct 20
Latest updateMay 14

Description

The GNU C Library (aka glibc or libc6) before 2.27 contains an off-by-one error leading to a heap-based buffer overflow in the glob function in glob.c, related to the processing of home directories using the ~ operator followed by a long string.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

Debiangnu/glibc< 2.25-3+3
NVDgnu/glibc2.26

Patches

🔴Vulnerability Details

3
GHSA
GHSA-h2gh-x43j-97v2: The GNU C Library (aka glibc or libc6) before 22022-05-14
OSV
CVE-2017-15670: The GNU C Library (aka glibc or libc6) before 22017-10-20
CVEList
CVE-2017-15670: The GNU C Library (aka glibc or libc6) before 22017-10-20

📋Vendor Advisories

3
Ubuntu
GNU C Library vulnerabilities2018-01-17
Red Hat
glibc: Buffer overflow in glob with GLOB_TILDE2017-10-19
Debian
CVE-2017-15670: glibc - The GNU C Library (aka glibc or libc6) before 2.27 contains an off-by-one error ...2017

💬Community

2
Bugzilla
CVE-2017-15670 CVE-2017-15671 glibc: various flaws [fedora-all]2017-10-20
Bugzilla
CVE-2017-15670 glibc: Buffer overflow in glob with GLOB_TILDE2017-10-20
CVE-2017-15670 — GNU Glibc vulnerability | cvebase