CVE-2015-8026

HIGH 7.8CVE-2015-8026 · Published 27/03/2017 · updated 17/06/2026

In short

CVE-2015-8026 is a HIGH (CVSS 7.8) vulnerability affecting exfat (exfat project).
Chance of exploitation in the next 30 days (EPSS): 4.5%, higher than 91.5% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
exfat exfat_project	`≤ 1.2.0`	No fix yet

Description

Heap-based buffer overflow in the verify_vbr_checksum function in exfatfsck in exfat-utils before 1.2.1 allows remote attackers to cause a denial of service (infinite loop) or possibly execute arbitrary code via a crafted filesystem.

References

openwall.com/lists/oss-security/2015/10/29/13 · Mailing List
securityfocus.com/bid/77307 · Third Party Advisory
blog.fuzzing-project.org/25-Heap-overflow-and-endless-loop-in-exfatfsck-exfat-utils.html · Third Party Advisory
relan/exfat commit 2e86ae5 · Issue Tracking
relan/exfat · Issue Tracking
security.gentoo.org/glsa/201612-31 · Patch

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