CVE-2017-15670
critical
CVSS v3
9.8
CVSS v2
7.5
VIR risk
9.8
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.
Predictions
Exploit likelihood
97%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-15670
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2017-15670.html
Vendor advisory: cve@mitre.org — https://sourceware.org/bugzilla/show_bug.cgi?id=22320
Vendor advisory: arch — https://security.archlinux.org/ASA-201801-8
Vendor advisory: arch — https://security.archlinux.org/ASA-201801-9
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 2.26-9 | |
| sles | affected | | |
| debian | bookworm | fixed | 2.25-3 |
| debian | bullseye | fixed | 2.25-3 |
| debian | forky | fixed | 2.25-3 |
| debian | sid | fixed | 2.25-3 |
| debian | trixie | fixed | 2.25-3 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| gnu | glibc | {"endIncluding":"2.26"} | |
References
- https://security.archlinux.org/ASA-201801-9
- https://security.archlinux.org/ASA-201801-8
- http://www.securityfocus.com/bid/101521
- https://access.redhat.com/errata/RHSA-2018:0805
- https://access.redhat.com/errata/RHSA-2018:1879
- https://sourceware.org/bugzilla/show_bug.cgi?id=22320
- https://www.suse.com/security/cve/CVE-2017-15670.html
- https://security-tracker.debian.org/tracker/CVE-2017-15670
CWEs
CWE-119
Verify integrity in audit chain (admin only). AS-IS.