Empty or malformed p256-ECDH public keys may trigger a segmentation fault due values being improperly sanitized before being copied into memory and used. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.
CVE-2019-11729
Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-05-24. NVD baseline CVSS 7.5; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EG Risk
- 39(Track)EG Risk 39/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity75% × 45%Exploitation3% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 3%
- EPSS %ILE
- 85%
- KEV
- Not listed
Published
July 23, 2019
Last Modified
November 25, 2025
References (28)
- security@mozillahttp://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html
- security@mozillahttp://lists.opensuse.org/opensuse-security-announce/2019-07/msg00058.html
- security@mozillahttp://lists.opensuse.org/opensuse-security-announce/2019-08/msg00073.html
- security@mozillahttp://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
- security@mozillahttp://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
- security@mozillahttps://access.redhat.com/errata/RHSA-2019:1951
- security@mozillahttps://access.redhat.com/errata/RHSA-2019:4190
- security@mozillahttps://bugzilla.mozilla.org/show_bug.cgi?id=1515342
- security@mozillahttps://lists.debian.org/debian-lts-announce/2020/09/msg00029.html
- security@mozillahttps://security.gentoo.org/glsa/201908-12
- security@mozillahttps://security.gentoo.org/glsa/201908-20
- security@mozillahttps://www.mozilla.org/security/advisories/mfsa2019-21/
- security@mozillahttps://www.mozilla.org/security/advisories/mfsa2019-22/
- security@mozillahttps://www.mozilla.org/security/advisories/mfsa2019-23/
- af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html
Vendor Advisories for CVE-2019-11729(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(7)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | libnss3-tools (2:3.28.4-0ubuntu0.16.04.6) @ xenial | 2026-05-27 | ubuntu |
| ubuntu | firefox-mozsymbols (68.0+build3-0ubuntu0.16.04.1) @ xenial | 2026-05-27 | ubuntu |
| ubuntu | xul-ext-lightning (1:60.8.0+build1-0ubuntu0.18.04.1) @ bionic | 2026-05-27 | ubuntu |
| ubuntu | libnss3-tools (2:3.28.4-0ubuntu0.14.04.5+esm1) @ trusty | 2026-05-27 | ubuntu |
| redhat | ansible-tower-37/ansible-tower-memcached-rhel7:1.4.15-28 | 2020-02-18 | redhat |
| redhat | nss-util-0:3.44.0-4.el7_7 | 2019-12-10 | 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.
Affected Packages
(14 across 6 ecosystems)
Debian:11(3)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| firefox-esr | — | 60.8.0esr-1 | — |
| nss | — | 2:3.45-1 | — |
| thunderbird | — | 1:60.8.0-1 | — |
Debian:12(3)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| firefox-esr | — | 60.8.0esr-1 | — |
| nss | — | 2:3.45-1 | — |
| thunderbird | — | 1:60.8.0-1 | — |
Debian:13(3)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| firefox-esr | — | 60.8.0esr-1 | — |
| nss | — | 2:3.45-1 | — |
| thunderbird | — | 1:60.8.0-1 | — |
Debian:14(3)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| firefox-esr | — | 60.8.0esr-1 | — |
| nss | — | 2:3.45-1 | — |
| thunderbird | — | 1:60.8.0-1 | — |
Debian:8(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| nss | 2:3.17.2-1.1 ... 2:3.26-1 (19 versions) | 2:3.26-1+debu8u5 | — |
Debian:9(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| nss | 2:3.26.2-1.1, 2:3.26.2-1.1+deb9u1 | 2:3.26.2-1.1+deb9u2 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(6)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
- Red HatRHSA-2019:1951MODERATE2019-07-10
RHSA-2019:1951 — Moderate
- Red HatRHSA-2019:4190MODERATE2019-07-10
RHSA-2019:4190 — Moderate
- UbuntuUSN-4054-1MEDIUM
Firefox vulnerabilities
- UbuntuUSN-4060-1MEDIUM
NSS vulnerabilities
- UbuntuUSN-4060-2MEDIUM
NSS vulnerabilities
- UbuntuUSN-4064-1MEDIUM
Thunderbird vulnerabilities
Data Freshness Timeline
(refreshed 8× in last 7d / 31× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 122 total refreshes for this CVE.
- 2026-08-21 19:14 UTCOSV refresh
- 2026-08-20 22:51 UTCEPSS rescore
- 2026-08-19 17:00 UTCEPSS rescore
- 2026-08-18 13:44 UTCEPSS rescore
- 2026-08-17 13:43 UTCEPSS rescore
- 2026-08-16 14:52 UTCEPSS rescore
- 2026-08-16 02:10 UTCEPSS rescore
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- 2026-08-13 21:56 UTCEPSS rescore
- 2026-08-12 13:47 UTCEPSS rescore
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- 2026-08-08 16:33 UTCEPSS rescore
- 2026-08-07 16:23 UTCEPSS rescore
- 2026-08-06 13:43 UTCEPSS rescore
- 2026-08-06 02:54 UTCOSV refresh
- 2026-08-05 19:13 UTCEPSS rescore
- 2026-08-04 15:05 UTCEPSS rescore
- 2026-08-04 10:33 UTCEPSS rescore
- 2026-08-03 10:31 UTCEPSS rescore
- 2026-08-02 02:23 UTCEPSS rescore
- 2026-08-01 04:12 UTCEPSS rescore
- 2026-07-30 16:24 UTCEPSS rescore
- 2026-07-30 01:27 UTCEPSS rescore
- 2026-07-28 15:32 UTCEPSS rescore
- 2026-07-26 14:51 UTCEPSS rescore
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- 2026-07-25 14:14 UTCEPSS rescore
- 2026-07-24 14:14 UTCEPSS rescore
- 2026-07-24 14:14 UTCEPSS rescore
- 2026-07-23 14:15 UTCEPSS rescore
- 2026-07-23 01:39 UTCEG score recompute
- 2026-07-22 22:19 UTCEG score recompute
- 2026-07-22 14:05 UTCEPSS rescore
- 2026-07-21 15:22 UTCEPSS rescore
- 2026-07-21 15:22 UTCEPSS rescore
- 2026-07-20 17:04 UTCEPSS rescore
- 2026-07-20 12:34 UTCOSV refresh
- 2026-07-19 14:28 UTCEPSS rescore
- 2026-07-19 14:28 UTCEPSS rescore
- 2026-07-19 02:26 UTCEPSS rescore
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- 2026-07-16 16:59 UTCEPSS rescore
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- 2026-07-13 22:27 UTCEPSS rescore
- 2026-07-13 06:10 UTCEPSS rescore
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- 2026-07-12 05:43 UTCEPSS rescore
- 2026-07-11 08:24 UTCEPSS rescore
- 2026-07-09 19:06 UTCEPSS rescore
- 2026-07-08 15:11 UTCEPSS rescore
- 2026-07-07 13:42 UTCEPSS rescore
- 2026-07-06 16:25 UTCEPSS rescore
- 2026-07-06 02:20 UTCEPSS rescore
- 2026-07-05 02:27 UTCEPSS rescore
- 2026-07-04 06:28 UTCEPSS rescore
- 2026-07-04 06:28 UTCEPSS rescore
- 2026-07-03 07:56 UTCOSV refresh
- 2026-07-02 16:56 UTCEPSS rescore
- 2026-07-01 15:03 UTCEPSS rescore
- 2026-07-01 15:03 UTCEPSS rescore
- 2026-06-30 23:20 UTCEPSS rescore
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- 2026-06-28 04:54 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-27 03:06 UTCEPSS rescore
- 2026-06-27 03:06 UTCEPSS rescore
- 2026-06-25 13:47 UTCEPSS rescore
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- 2026-06-24 14:03 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-22 14:23 UTCEPSS rescore
- 2026-06-22 14:23 UTCEPSS rescore
- 2026-06-21 01:57 UTCEPSS rescore
- 2026-06-21 01:57 UTCEPSS rescore
- 2026-06-19 19:23 UTCEPSS rescore
- 2026-06-19 19:23 UTCEPSS rescore
- 2026-06-18 17:50 UTCEPSS rescore
- 2026-06-17 17:50 UTCEPSS rescore
- 2026-06-16 17:50 UTCEPSS rescore
- 2026-06-15 17:45 UTCEPSS rescore
- 2026-06-14 23:15 UTCEPSS rescore
- 2026-06-14 23:15 UTCEPSS rescore
- 2026-06-14 22:13 UTCOSV refresh
- 2026-06-13 22:58 UTCEPSS rescore
- 2026-06-12 23:09 UTCEPSS rescore
- 2026-06-11 13:58 UTCEPSS rescore
- 2026-06-11 13:58 UTCEPSS rescore
- 2026-06-10 22:16 UTCEPSS rescore
- 2026-06-10 13:19 UTCEPSS rescore
- 2026-06-08 14:15 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-07 15:23 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-05 22:45 UTCEPSS rescore
- 2026-06-05 22:45 UTCEPSS rescore
Related CVEs(same vendor + same CWE)
Same vendor
10 shownredhat
- CVE-2001-0825EG 10.0HIGH
- CVE-2001-1009EG 10.0EPSS p93HIGH
- CVE-2001-0554EG 10.0EPSS p98HIGH
- CVE-2001-1162EG 10.0EPSS p96HIGH
- CVE-2001-0414EG 10.0EPSS p100HIGH
- CVE-2001-0191EG 10.0EPSS p92HIGH
- CVE-2001-0301EG 10.0EPSS p91HIGH
- CVE-2001-0197EG 10.0EPSS p96HIGH
- CVE-2001-0233EG 10.0EPSS p96HIGH
- CVE-2001-0010EG 10.0EPSS p98HIGH
Same CWE
10 shownCWE-119
- CVE-2003-0819EG 10.0EPSS p99HIGH
- CVE-2003-0903EG 10.0EPSS p98HIGH
- CVE-2003-1339EG 10.0EPSS p99HIGH
- CVE-2003-0095EG 10.0EPSS p96HIGH
- CVE-2002-2227EG 10.0HIGH
- CVE-2002-2248EG 10.0EPSS p93HIGH
- CVE-2002-2250EG 10.0EPSS p94HIGH
- CVE-2002-2251EG 10.0EPSS p93HIGH
- CVE-2002-2253EG 10.0EPSS p93HIGH
- CVE-2002-2257EG 10.0EPSS p92HIGH
Frequently asked(5)
What is CVE-2019-11729?
When was CVE-2019-11729 disclosed?
Is CVE-2019-11729 actively exploited?
What is the CVSS score of CVE-2019-11729?
How do I remediate CVE-2019-11729?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2019-11729
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