SB2021073103 - openEuler update for libexif 

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Main Vulnerability Database SB2021073103

SB2021073103 - openEuler update for libexif

Published: July 31, 2021

Security Bulletin ID SB2021073103
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) NULL pointer dereference (CVE-ID: CVE-2020-13113)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in EXIF Makernote handling. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.


2) Buffer overflow (CVE-ID: CVE-2020-13114)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error when handling Canon EXIF MakerNote data. A remote attacker can send a specially crafted file, trigger memory corruption and cause a denial of service condition on the target system.


Remediation

Install update from vendor's website.

References