vulnerability

Red Hat: CVE-2023-0216: invalid pointer dereference in d2i_PKCS7 functions (Multiple Advisories)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
2023-02-08
Added
2023-03-01
Modified
2025-04-14

Description

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.

Solution(s)

redhat-upgrade-opensslredhat-upgrade-openssl-debuginforedhat-upgrade-openssl-debugsourceredhat-upgrade-openssl-develredhat-upgrade-openssl-libsredhat-upgrade-openssl-libs-debuginforedhat-upgrade-openssl-perl
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