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Red Hat: CVE-2021-3580: Remote crash in RSA decryption via manipulated ciphertext (Multiple Advisories)

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Red Hat: CVE-2021-3580: Remote crash in RSA decryption via manipulated ciphertext (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
08/05/2021
Created
11/11/2021
Added
11/10/2021
Modified
12/15/2023

Description

A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service.

Solution(s)

  • redhat-upgrade-gnutls
  • redhat-upgrade-gnutls-c
  • redhat-upgrade-gnutls-c-debuginfo
  • redhat-upgrade-gnutls-dane
  • redhat-upgrade-gnutls-dane-debuginfo
  • redhat-upgrade-gnutls-debuginfo
  • redhat-upgrade-gnutls-debugsource
  • redhat-upgrade-gnutls-devel
  • redhat-upgrade-gnutls-utils
  • redhat-upgrade-gnutls-utils-debuginfo
  • redhat-upgrade-nettle
  • redhat-upgrade-nettle-debuginfo
  • redhat-upgrade-nettle-debugsource
  • redhat-upgrade-nettle-devel

References

  • CVE-2021-3580
  • RHSA-2021:4451

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