QID 352241

Date Published: 2021-03-25

QID 352241: Amazon Linux Security Advisory for xterm: ALAS-2021-1489

<DIV> Issue Overview:

A flaw was found in xterm. A specially crafted sequence of combining characters causes an out of bounds write leading to arbitrary code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. (CVE-2021-27135 )

</DIV>

Allows unauthorized disclosure of information; allows unauthorized modification; allows disruption of service.

CVSS V3 rated as Critical - 9.8 severity.

CVSS V2 rated as High - 7.5 severity.

Solution

Please refer to Amazon advisory ALAS-2021-1489 for affected packages and patching details, or update with your package manager.

Vendor References

ALAS-2021-1489 - alas.aws.amazon.com/ALAS-2021-1489.html

CVEs related to QID 352241

CVE-2021-27135 |

Software Advisories

Advisory ID	Software	Component	Link
ALAS-2021-1489	Amazon Linux	xterm (295-3.15.amzn1) on i686	alas.aws.amazon.com/ALAS-2021-1489.html
ALAS-2021-1489	Amazon Linux	xterm (295-3.15.amzn1) on src	alas.aws.amazon.com/ALAS-2021-1489.html
ALAS-2021-1489	Amazon Linux	xterm (295-3.15.amzn1) on x86_64	alas.aws.amazon.com/ALAS-2021-1489.html

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