CVE-2017-7246
high
CVSS v3
7.8
CVSS v4 NEW
—
VIR risk
7.8
Description
Stack-based buffer overflow in the pcre32_copy_substring function in pcre_get.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (WRITE of size 268) or possibly have unspecified other impact via a crafted file.
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 8.41-1 | |
| sles | affected | | |
| debian | bookworm | affected | |
| debian | bullseye | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| pcre | pcre | 8.40 | |
References
- https://security.archlinux.org/ASA-201707-20
- http://www.securityfocus.com/bid/97067
- https://access.redhat.com/errata/RHSA-2018:2486
- https://blogs.gentoo.org/ago/2017/03/20/libpcre-two-stack-based-buffer-overflow-write-in-pcre32_copy_substring-pcre_get-c/
- https://security.gentoo.org/glsa/201710-25
- https://www.suse.com/security/cve/CVE-2017-7246.html
- https://security-tracker.debian.org/tracker/CVE-2017-7246
CWEs
CWE-119
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.