libslirp 4.0.0, as used in QEMU 4.1.0, has a use-after-free in ip_reass in ip_input.c.
CVE-2019-15890
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
- 40(Track)EG Risk 40/100SSVC: 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%Exploitation4% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 4%
- EPSS %ILE
- 90%
- KEV
- Not listed
Published
September 6, 2019
Last Modified
November 21, 2024
References (18)
- cve@mitrehttp://lists.opensuse.org/opensuse-security-announce/2019-11/msg00034.html
- cve@mitrehttp://www.openwall.com/lists/oss-security/2019/09/06/3
- cve@mitrehttps://access.redhat.com/errata/RHSA-2020:0775
- cve@mitrehttps://gitlab.freedesktop.org/slirp/libslirp/commit/c5927943
- cve@mitrehttps://lists.debian.org/debian-lts-announce/2019/09/msg00021.html
- cve@mitrehttps://seclists.org/bugtraq/2020/Feb/0
- cve@mitrehttps://usn.ubuntu.com/4191-1/
- cve@mitrehttps://usn.ubuntu.com/4191-2/
- cve@mitrehttps://www.debian.org/security/2020/dsa-4616
- af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00034.html
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2019/09/06/3
- af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2020:0775
- af854a3a-2127-422b-91ae-364da2661108https://gitlab.freedesktop.org/slirp/libslirp/commit/c5927943
- af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html
- af854a3a-2127-422b-91ae-364da2661108https://seclists.org/bugtraq/2020/Feb/0
Vendor Advisories for CVE-2019-15890(5)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
- RHSA-2020:4676Red Hat Product SecurityMedium
Red Hat Security Advisory: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update
- RHBA-2020:3172Red Hat Product SecurityMedium
Red Hat Bug Fix Advisory: Advanced Virtualization bug fix and enhancement update
- RHSA-2020:0889Red Hat Product SecurityHigh
Red Hat Security Advisory: slirp4netns security update
- RHSA-2020:0775Red Hat Product SecurityHigh
Red Hat Security Advisory: qemu-kvm security update
- RHSA-2020:0348Red Hat Product SecurityHigh
Red Hat Security Advisory: container-tools:rhel8 security, bug fix, and enhancement update
Patch Availability(7)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | qemu-system-mips (2.0.0+dfsg-2ubuntu1.47) @ trusty | 2026-05-27 | ubuntu |
| ubuntu | qemu-utils (1:4.0+dfsg-0ubuntu9.1) @ eoan | 2026-05-27 | ubuntu |
| redhat | virt:rhel-8030020200909014558.30b713e6 | 2020-11-04 | redhat |
| redhat | virt-devel:8.2-8020120200707202843.11e3e113 | 2020-07-28 | redhat |
| redhat | slirp4netns-0:0.3.0-8.el7_7 | 2020-03-17 | redhat |
| redhat | qemu-kvm-2:0.12.1.2-2.506.el6_10.6 | 2020-03-10 | redhat |
| redhat | container-tools:rhel8-8010120200116121758.53d07e52 | 2020-02-04 | 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
(11 across 7 ecosystems)
Debian:11(2)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| qemu | — | 1:4.1-2 | — |
| slirp4netns | — | 0.4.1-1 | — |
Debian:12(2)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| qemu | — | 1:4.1-2 | — |
| slirp4netns | — | 0.4.1-1 | — |
Debian:13(2)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| qemu | — | 1:4.1-2 | — |
| slirp4netns | — | 0.4.1-1 | — |
Debian:14(2)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| qemu | — | 1:4.1-2 | — |
| slirp4netns | — | 0.4.1-1 | — |
Debian:10(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| qemu | 1:3.1+dfsg-8, 1:3.1+dfsg-8+deb10u2, 1:3.1+dfsg-8+deb10u3, 1:3.1+dfsg-8~deb10u1 | 1:3.1+dfsg-8+deb10u4 | — |
Debian:8(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| qemu | 1:2.1+dfsg-11 ... 1:2.1+dfsg-12~bpo70+1 (17 versions) | 1:2.1+dfsg-12+deb8u12 | — |
Debian:9(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| qemu | 1:2.8+dfsg-6 ... 1:2.8+dfsg-6+deb9u8 (9 versions) | 1:2.8+dfsg-6+deb9u9 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(2)
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.
Data Freshness Timeline
(refreshed 8× in last 7d / 30× 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 119 total refreshes for this CVE.
- 2026-08-21 15:44 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
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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 01:21 UTCOSV refresh
- 2026-08-05 19:13 UTCEPSS rescore
- 2026-08-04 15:05 UTCEPSS rescore
- 2026-08-04 10:33 UTCEPSS rescore
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- 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
- 2026-07-25 14:14 UTCEPSS rescore
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- 2026-07-24 14:14 UTCEPSS rescore
- 2026-07-24 14:14 UTCEPSS rescore
- 2026-07-23 14:15 UTCEPSS rescore
- 2026-07-23 01:41 UTCEG score recompute
- 2026-07-22 22:20 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 07:32 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
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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
- 2026-07-06 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 01:05 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
- 2026-06-25 13:47 UTCEPSS rescore
- 2026-06-24 14:03 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-21 14:54 UTCEPSS rescore
- 2026-06-21 14:54 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 19:13 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
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- 2026-06-07 15:23 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
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- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
Frequently asked(5)
What is CVE-2019-15890?
When was CVE-2019-15890 disclosed?
Is CVE-2019-15890 actively exploited?
What is the CVSS score of CVE-2019-15890?
How do I remediate CVE-2019-15890?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2019-15890
Is Your Infrastructure Affected by CVE-2019-15890?
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