Improper Resource Shutdown or Release Affecting openssl-devel package, versions <1:3.0.3-1.amzn2022.0.1


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.51% (77th percentile)

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  • Snyk IDSNYK-AMZN2022-OPENSSLDEVEL-2999970
  • published29 Aug 2022
  • disclosed3 May 2022

Introduced: 3 May 2022

CVE-2022-1473  (opens in a new tab)
CWE-404  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2022 openssl-devel to version 1:3.0.3-1.amzn2022.0.1 or higher.
This issue was patched in ALAS2022-2022-104.

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:2022 relevant fixed versions and status.

The OPENSSL_LH_flush() function, which empties a hash table, contains a bug that breaks reuse of the memory occuppied by the removed hash table entries. This function is used when decoding certificates or keys. If a long lived process periodically decodes certificates or keys its memory usage will expand without bounds and the process might be terminated by the operating system causing a denial of service. Also traversing the empty hash table entries will take increasingly more time. Typically such long lived processes might be TLS clients or TLS servers configured to accept client certificate authentication. The function was added in the OpenSSL 3.0 version thus older releases are not affected by the issue. Fixed in OpenSSL 3.0.3 (Affected 3.0.0,3.0.1,3.0.2).

CVSS Scores

version 3.1