Race Condition Affecting openssl package, versions <1:1.0.1i-1.78.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
2.18% (90th percentile)

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  • Snyk IDSNYK-AMZN201803-OPENSSL-1676834
  • published27 Sept 2021
  • disclosed13 Aug 2014

Introduced: 13 Aug 2014

CVE-2014-3509  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 openssl to version 1:1.0.1i-1.78.amzn1 or higher.
This issue was patched in ALAS-2014-391.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssl package and not the openssl package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

Race condition in the ssl_parse_serverhello_tlsext function in t1_lib.c in OpenSSL 1.0.0 before 1.0.0n and 1.0.1 before 1.0.1i, when multithreading and session resumption are used, allows remote SSL servers to cause a denial of service (memory overwrite and client application crash) or possibly have unspecified other impact by sending Elliptic Curve (EC) Supported Point Formats Extension data.

References

CVSS Scores

version 3.1