Medium severity5.5NVD Advisory· Published Mar 7, 2017· Updated Jun 17, 2026

CVE-2016-6522

Description

Integer overflow in the uvm_map_isavail function in uvm/uvm_map.c in OpenBSD 5.9 allows local users to cause a denial of service (kernel panic) via a crafted mmap call, which triggers the new mapping to overlap with an existing mapping.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

OpenBSD/OpenBSD2 versions
cpe:2.3:o:openbsd:openbsd:5.9:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:openbsd:openbsd:5.9:*:*:*:*:*:*:*
- (no CPE)range: 5.9

Patches

Vulnerability mechanics

References

ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/023_uvmisavail.patch.signvdPatch
www.openwall.com/lists/oss-security/2016/08/02/12nvdExploitMailing ListThird Party Advisory
www.openwall.com/lists/oss-security/2016/08/02/8nvdExploitMailing ListThird Party Advisory
www.securityfocus.com/bid/92264nvd

News mentions

No linked articles in our index yet.

cvss	0.358
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000