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Amazon Linux 2023: CVE-2023-5388: Medium priority package update for nss

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Amazon Linux 2023: CVE-2023-5388: Medium priority package update for nss

Severity
7
CVSS
(AV:N/AC:L/Au:S/C:C/I:N/A:N)
Published
10/12/2023
Created
02/14/2025
Added
02/14/2025
Modified
02/14/2025

Description

NSS was susceptible to a timing side-channel attack when performing RSA decryption. This attack could potentially allow an attacker to recover the private data. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9. It was discovered that the numerical library used in NSS for RSA cryptography leaks information whether high order bits of the RSA decryption result are zero. This information can be used to mount a Bleichenbacher or Manger like attack against all RSA decryption operations. As the leak happens before any padding operations, it affects all padding modes: PKCS#1 v1.5, OAEP, and RSASVP. Both API level calls and TLS server operation are affected.

Solution(s)

  • amazon-linux-2023-upgrade-nspr
  • amazon-linux-2023-upgrade-nspr-debuginfo
  • amazon-linux-2023-upgrade-nspr-devel
  • amazon-linux-2023-upgrade-nss
  • amazon-linux-2023-upgrade-nss-debuginfo
  • amazon-linux-2023-upgrade-nss-debugsource
  • amazon-linux-2023-upgrade-nss-devel
  • amazon-linux-2023-upgrade-nss-pkcs11-devel
  • amazon-linux-2023-upgrade-nss-softokn
  • amazon-linux-2023-upgrade-nss-softokn-debuginfo
  • amazon-linux-2023-upgrade-nss-softokn-devel
  • amazon-linux-2023-upgrade-nss-softokn-freebl
  • amazon-linux-2023-upgrade-nss-softokn-freebl-debuginfo
  • amazon-linux-2023-upgrade-nss-softokn-freebl-devel
  • amazon-linux-2023-upgrade-nss-sysinit
  • amazon-linux-2023-upgrade-nss-sysinit-debuginfo
  • amazon-linux-2023-upgrade-nss-tools
  • amazon-linux-2023-upgrade-nss-tools-debuginfo
  • amazon-linux-2023-upgrade-nss-util
  • amazon-linux-2023-upgrade-nss-util-debuginfo
  • amazon-linux-2023-upgrade-nss-util-devel

References

  • https://attackerkb.com/topics/cve-2023-5388
  • CVE - 2023-5388
  • https://alas.aws.amazon.com/AL2023/ALAS-2024-492.html
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