Amazon Linux 2027 Preview Security Advisory: ALAS2027-2026-314
Advisory Released Date: 2026-11-09
Advisory Updated Date: 2026-11-10
Severity:
Medium
Issue Overview:
Incorrect boundary conditions, integer overflow in the Libraries component in NSS. This vulnerability was fixed in Firefox 153. (CVE-2026-16389)
Affected Packages:
nss
Issue Correction:
Run dnf update nss --releasever 2027.0.20261109 or dnf update --advisory ALAS2027-2026-314 --releasever 2027.0.20261109 to update your system.
More information on how to update your system can be found on this page: Amazon Linux 2027 documentation
New Packages:
aarch64:
nss-devel-3.124.0-6.amzn2027.aarch64
nspr-devel-4.39.0-6.amzn2027.aarch64
nss-softokn-3.124.0-6.amzn2027.aarch64
nss-softokn-freebl-debuginfo-3.124.0-6.amzn2027.aarch64
nss-util-debuginfo-3.124.0-6.amzn2027.aarch64
nss-pkcs11-devel-3.124.0-6.amzn2027.aarch64
nss-softokn-devel-3.124.0-6.amzn2027.aarch64
nss-softokn-debuginfo-3.124.0-6.amzn2027.aarch64
nss-util-devel-3.124.0-6.amzn2027.aarch64
nss-tools-debuginfo-3.124.0-6.amzn2027.aarch64
nspr-4.39.0-6.amzn2027.aarch64
nspr-debuginfo-4.39.0-6.amzn2027.aarch64
nss-softokn-freebl-devel-3.124.0-6.amzn2027.aarch64
nss-sysinit-debuginfo-3.124.0-6.amzn2027.aarch64
nss-util-3.124.0-6.amzn2027.aarch64
nss-sysinit-3.124.0-6.amzn2027.aarch64
nss-debuginfo-3.124.0-6.amzn2027.aarch64
nss-softokn-freebl-3.124.0-6.amzn2027.aarch64
nss-tools-3.124.0-6.amzn2027.aarch64
nss-3.124.0-6.amzn2027.aarch64
nss-debugsource-3.124.0-6.amzn2027.aarch64
src:
nss-3.124.0-6.amzn2027.src
x86_64:
nss-softokn-debuginfo-3.124.0-6.amzn2027.x86_64
nss-devel-3.124.0-6.amzn2027.x86_64
nss-softokn-freebl-devel-3.124.0-6.amzn2027.x86_64
nss-softokn-freebl-debuginfo-3.124.0-6.amzn2027.x86_64
nss-pkcs11-devel-3.124.0-6.amzn2027.x86_64
nss-debugsource-3.124.0-6.amzn2027.x86_64
nss-util-devel-3.124.0-6.amzn2027.x86_64
nss-util-debuginfo-3.124.0-6.amzn2027.x86_64
nspr-devel-4.39.0-6.amzn2027.x86_64
nspr-debuginfo-4.39.0-6.amzn2027.x86_64
nspr-4.39.0-6.amzn2027.x86_64
nss-debuginfo-3.124.0-6.amzn2027.x86_64
nss-sysinit-debuginfo-3.124.0-6.amzn2027.x86_64
nss-softokn-3.124.0-6.amzn2027.x86_64
nss-softokn-devel-3.124.0-6.amzn2027.x86_64
nss-tools-debuginfo-3.124.0-6.amzn2027.x86_64
nss-sysinit-3.124.0-6.amzn2027.x86_64
nss-util-3.124.0-6.amzn2027.x86_64
nss-softokn-freebl-3.124.0-6.amzn2027.x86_64
nss-tools-3.124.0-6.amzn2027.x86_64
nss-3.124.0-6.amzn2027.x86_64