Race Condition Affecting openssl-devel package, versions <1:1.0.1k-10.86.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
30.99% (97th percentile)

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  • Snyk IDSNYK-AMZN201803-OPENSSLDEVEL-1686868
  • published27 Sept 2021
  • disclosed12 Jun 2015

Introduced: 12 Jun 2015

CVE-2015-1791  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 openssl-devel to version 1:1.0.1k-10.86.amzn1 or higher.
This issue was patched in ALAS-2015-550.

NVD Description

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

Race condition in the ssl3_get_new_session_ticket function in ssl/s3_clnt.c in OpenSSL before 0.9.8zg, 1.0.0 before 1.0.0s, 1.0.1 before 1.0.1n, and 1.0.2 before 1.0.2b, when used for a multi-threaded client, allows remote attackers to cause a denial of service (double free and application crash) or possibly have unspecified other impact by providing a NewSessionTicket during an attempt to reuse a ticket that had been obtained earlier.

References

CVSS Scores

version 3.1