NULL Pointer Dereference Affecting openssl-devel package, versions <1:3.0.5-1.amzn2023.0.6


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
1.85% (77th percentile)

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  • Snyk IDSNYK-AMZN2023-OPENSSLDEVEL-3350138
  • published7 Mar 2023
  • disclosed8 Feb 2023

Introduced: 8 Feb 2023

CVE-2023-0216  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 openssl-devel to version 1:3.0.5-1.amzn2023.0.6 or higher.
This issue was patched in ALAS2023-2023-101.

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:2023 relevant fixed versions and status.

An invalid pointer dereference on read can be triggered when an application tries to load malformed PKCS7 data with the d2i_PKCS7(), d2i_PKCS7_bio() or d2i_PKCS7_fp() functions.

The result of the dereference is an application crash which could lead to a denial of service attack. The TLS implementation in OpenSSL does not call this function however third party applications might call these functions on untrusted data.

CVSS Base Scores

version 3.1