Out-of-bounds Read Affecting nss-softokn package, versions <0:3.44.0-7.el8_0


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.9% (84th percentile)

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  • Snyk IDSNYK-RHEL8-NSSSOFTOKN-3450323
  • published26 Jul 2021
  • disclosed10 Jul 2019

Introduced: 10 Jul 2019

CVE-2019-11719  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade RHEL:8 nss-softokn to version 0:3.44.0-7.el8_0 or higher.
This issue was patched in RHSA-2019:1951.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nss-softokn package and not the nss-softokn package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

When importing a curve25519 private key in PKCS#8format with leading 0x00 bytes, it is possible to trigger an out-of-bounds read in the Network Security Services (NSS) library. This could lead to information disclosure. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

CVSS Scores

version 3.1