PT-2017-7314 · None · Exfat-Utils

Hannob · Published 2017-03-27 · Updated 2021-06-03 · CVE-2015-8026

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions exfat-utils versions prior to 1.2.1

Description The issue is related to a heap-based buffer overflow in the verify vbr checksum function in exfatfsck, which can be exploited by remote attackers using a crafted filesystem. This can lead to a denial of service in the form of an infinite loop or potentially allow the execution of arbitrary code.

Recommendations For versions prior to 1.2.1, update to version 1.2.1 or later to resolve the issue.

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2015-8026

Affected Products

Exfat-Utils

References · 14

• https://github.com/relan/exfat/issues/5 · Patch
• https://github.com/relan/exfat/commit/2e86ae5f81da11f11673d0546efb525af02b7786 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2015-8026 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2015-8026 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2015-8026 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2015-8026 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2015-8026 · Vendor Advisory
• https://ubuntu.com/security/CVE-2015-8026 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2015-8026 · Security Note
• http://openwall.com/lists/oss-security/2015/10/29/13 · Patch
• https://security.gentoo.org/glsa/201612-31 · Patch, Vendor Advisory
• https://blog.fuzzing-project.org/25-Heap-overflow-and-endless-loop-in-exfatfsck-exfat-utils.html · Note
• https://crashes.fuzzing-project.org/exfatfsck-heap-overflow-write-verify_vbr_checksum · Note
• http://securityfocus.com/bid/77307 · Note