In Network Security Services before 3.44, a malformed Netscape Certificate Sequence can cause NSS to crash, resulting in a denial of service.
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This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit-prediction score not yet available (the EPSS model rescores nightly; freshly-published CVEs typically appear within 48 hours). GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
In Network Security Services before 3.44, a malformed Netscape Certificate Sequence can cause NSS to crash, resulting in a denial of service.
October 22, 2020
November 21, 2024
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | libnss3-tools (2:3.28.4-0ubuntu0.16.04.9) @ xenial | 2026-05-23 | ubuntu |
| redhat | nss-softokn-0:3.36.0-7.el7_6 | 2021-03-16 | redhat |
| redhat | nss-util-0:3.44.0-1.el6_10 | 2019-10-31 | redhat |
| redhat | nss-util-0:3.44.0-3.el7 | 2019-08-06 | redhat |
| redhat | nss-0:3.44.0-7.el8_0 | 2019-07-30 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
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redhat
CWE-295