crítica
CVE-2018-19115
keepalived: Heap-based buffer overflow when parsing HTTP status codes allows for denial of service or possibly arbitrary code execution
En la Trivy database desde, como mínimo, el 24 oct 2026, 07:11 UTCNo consta cuándo entró antes de ese build.
Severidad por fuente
NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat8.1CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
La etiqueta propia de Trivy es CRITICAL. Crítica según NVD. Más baja según Red Hat (alta), Amazon (alta), Oracle (alta), Ubuntu (media).
Descripción
keepalived before 2.0.7 has a heap-based buffer overflow when parsing HTTP status codes resulting in DoS or possibly unspecified other impact, because extract_status_code in lib/html.c has no validation of the status code and instead writes an unlimited amount of data to the heap.
Paquetes afectados y versiones corregidas
| Fuente | Paquete | Corregido en |
|---|---|---|
| amazon linux 2 | keepalived, keepalived-debuginfo | 1.3.5-8.amzn2 |
| debian 11 | keepalived | 1:2.0.10-1 |
| debian 12 | keepalived | 1:2.0.10-1 |
| debian 13 | keepalived | 1:2.0.10-1 |
| debian 14 | keepalived | 1:2.0.10-1 |
| debian 8 | keepalived | 1:1.2.13-1+deb8u1 |
| debian 9 | keepalived | sin corrección indicada |
| echo | keepalived | 1:2.0.10-1 |
| Oracle Linux 7 | keepalived | 1.3.5-8.el7_6 |
| Red Hat | keepalived | sin corrección indicada |
| ubuntu 14.04-ESM | keepalived | 1:1.2.7-1ubuntu1+esm1 |
| ubuntu 16.04 | keepalived | 1:1.2.24-1ubuntu0.16.04.2 |
Mostrar las 17 entradas de 16 fuentes
| Fuente | Paquete | Corregido en |
|---|---|---|
| amazon linux 2 | keepalived | 1.3.5-8.amzn2 |
| amazon linux 2 | keepalived-debuginfo | 1.3.5-8.amzn2 |
| debian 11 | keepalived | 1:2.0.10-1 |
| debian 12 | keepalived | 1:2.0.10-1 |
| debian 13 | keepalived | 1:2.0.10-1 |
| debian 14 | keepalived | 1:2.0.10-1 |
| debian 8 | keepalived | 1:1.2.13-1+deb8u1 |
| debian 9 | keepalived | sin corrección indicada |
| echo | keepalived | 1:2.0.10-1 |
| Oracle Linux 7 | keepalived | 1.3.5-8.el7_6 |
| Red Hat | keepalived | sin corrección indicada |
| ubuntu 14.04-ESM | keepalived | 1:1.2.7-1ubuntu1+esm1 |
| ubuntu 16.04 | keepalived | 1:1.2.24-1ubuntu0.16.04.2 |
| ubuntu 16.04-ESM | keepalived | 1:1.2.24-1ubuntu0.16.04.2 |
| ubuntu 18.04 | keepalived | 1:1.3.9-1ubuntu0.18.04.2 |
| ubuntu 18.04-ESM | keepalived | 1:1.3.9-1ubuntu0.18.04.2 |
| ubuntu 18.10 | keepalived | 1:1.3.9-1ubuntu1.1 |
Referencias
- https://access.redhat.com/errata/RHSA-2019:0022
- https://access.redhat.com/errata/RHSA-2019:1792
- https://access.redhat.com/errata/RHSA-2019:1945
- https://access.redhat.com/security/cve/CVE-2018-19115
- https://bugzilla.suse.com/show_bug.cgi?id=1015141
- https://github.com/acassen/keepalived/pull/961
- https://github.com/acassen/keepalived/pull/961/commits/f28015671a4b04785859d1b4b1327b367b6a10e9
- https://linux.oracle.com/cve/CVE-2018-19115.html
Las 17 referencias
- https://linux.oracle.com/errata/ELSA-2019-0022.html
- https://lists.debian.org/debian-lts-announce/2018/11/msg00034.html
- https://nvd.nist.gov/vuln/detail/CVE-2018-19115
- https://security.gentoo.org/glsa/201903-01
- https://ubuntu.com/security/notices/USN-3995-1
- https://ubuntu.com/security/notices/USN-3995-2
- https://usn.ubuntu.com/3995-1/
- https://usn.ubuntu.com/3995-2/
- https://www.cve.org/CVERecord?id=CVE-2018-19115