CVE-2015-8026

Published: Mar 27, 2017Modified: May 13, 2026

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: NVD

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.

Affected (1)

Products: Exfat Project: Exfat

Exfat Project

1 product

Exfat

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Exfat Project Exfat	Up to 1.2.0

Related CWEs

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (12)

http://www.openwall.com/lists/oss-security/2015/10/29/13

Source: cve@mitre.org

Mailing ListPatchThird Party Advisory

http://www.securityfocus.com/bid/77307

Source: cve@mitre.org

Third Party AdvisoryVDB Entry

https://blog.fuzzing-project.org/25-Heap-overflow-and-endless-loop-in-exfatfsck-exfat-utils.html

Source: cve@mitre.org

Third Party Advisory

https://github.com/relan/exfat/commit/2e86ae5f81da11f11673d0546efb525af02b7786

Source: cve@mitre.org

Issue TrackingPatchThird Party Advisory

https://github.com/relan/exfat/issues/5

Source: cve@mitre.org

Issue TrackingPatchThird Party Advisory

https://security.gentoo.org/glsa/201612-31

Source: cve@mitre.org

PatchThird Party AdvisoryVDB Entry

http://www.openwall.com/lists/oss-security/2015/10/29/13