Amazon Linux AMI update for libXcursor

Published: 2019-02-08 07:23:00 | Updated: 2019-02-11
Severity High
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2015-9262
CVSSv3 8.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CWE ID CWE-122
Exploitation vector Network
Public exploit N/A
Vulnerable software Amazon Linux AMI
Vulnerable software versions Amazon Linux AMI 2017.03
Vendor URL Amazon Web Services, Inc.

Security Advisory

1) Heap-based buffer overflow

Description

The vulnerability allows a remote attacker to cause DoS condition or execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in _XcursorThemeInherits in library.c. A remote attacker can trigger a one-byte heap overflow and cause the service to crash or execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Update the affected packages.

i686:
    libXcursor-devel-1.1.14-2.1.10.amzn1.i686
    libXcursor-1.1.14-2.1.10.amzn1.i686
    libXcursor-debuginfo-1.1.14-2.1.10.amzn1.i686

src:
    libXcursor-1.1.14-2.1.10.amzn1.src

x86_64:
    libXcursor-debuginfo-1.1.14-2.1.10.amzn1.x86_64
    libXcursor-devel-1.1.14-2.1.10.amzn1.x86_64
    libXcursor-1.1.14-2.1.10.amzn1.x86_64

External links

https://alas.aws.amazon.com/ALAS-2019-1150.html

Back to List