Linux · Security advisory · February 16, 2021
RHSA-2021:0538: Security update for 10 packages
RHSA-2021:0538, released February 16, 2021, fixes 4 CVEs across 10 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0154
75th percentile
Priority of the 4 CVEs
Patch now 0
Urgent 0
High 1
Routine 3
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| nss | RHEL 8 | 0:3.53.1-17.el8_3 |
| nss-devel | RHEL 8 | 0:3.53.1-17.el8_3 |
| nss-softokn | RHEL 8 | 0:3.53.1-17.el8_3 |
| nss-softokn-devel | RHEL 8 | 0:3.53.1-17.el8_3 |
| nss-softokn-freebl | RHEL 8 | 0:3.53.1-17.el8_3 |
| nss-softokn-freebl-devel | RHEL 8 | 0:3.53.1-17.el8_3 |
| nss-sysinit | RHEL 8 | 0:3.53.1-17.el8_3 |
| nss-tools | RHEL 8 | 0:3.53.1-17.el8_3 |
| nss-util | RHEL 8 | 0:3.53.1-17.el8_3 |
| nss-util-devel | RHEL 8 | 0:3.53.1-17.el8_3 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2020-12403 | nss: Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-... | 9.1 | 0.0154 | None reported | |
| Routine | CVE-2020-6829 | Firefox ESR and 1 other: When performing EC scalar point multiplication, the wNAF point multiplication algorithm was used; which… | 5.3 | 0.0148 | None reported | |
| Routine | CVE-2020-12401 | Firefox ESR and 1 other: During ECDSA signature generation, padding applied in the nonce designed to ensure constant-time scalar… | 4.7 | 0.0033 | None reported | |
| Routine | CVE-2020-12400 | Firefox ESR and 1 other: When converting coordinates from projective to affine, the modular inversion was not performed in constant… | 4.7 | 0.0027 | None reported |
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