CVE-2018-19115

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.

• CWE-787

• https://access.redhat.com/errata/RHSA-2019:0022Third Party Advisory
• https://access.redhat.com/errata/RHSA-2019:1792
• https://access.redhat.com/errata/RHSA-2019:1945
• https://bugzilla.suse.com/show_bug.cgi?id=1015141Issue Tracking, Third Party Advisory
• https://github.com/acassen/keepalived/pull/961Patch, Third Party Advisory
• https://github.com/acassen/keepalived/pull/961/commits/f28015671a4b04785859d1b4b1327b367b6a10e9Patch, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2018/11/msg00034.htmlMailing List, Third Party Advisory
• https://security.gentoo.org/glsa/201903-01Third Party Advisory
• https://usn.ubuntu.com/3995-1/
• https://usn.ubuntu.com/3995-2/
• https://access.redhat.com/errata/RHSA-2019:0022Third Party Advisory
• https://access.redhat.com/errata/RHSA-2019:1792
• https://access.redhat.com/errata/RHSA-2019:1945
• https://bugzilla.suse.com/show_bug.cgi?id=1015141Issue Tracking, Third Party Advisory
• https://github.com/acassen/keepalived/pull/961Patch, Third Party Advisory
• https://github.com/acassen/keepalived/pull/961/commits/f28015671a4b04785859d1b4b1327b367b6a10e9Patch, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2018/11/msg00034.htmlMailing List, Third Party Advisory
• https://security.gentoo.org/glsa/201903-01Third Party Advisory
• https://usn.ubuntu.com/3995-1/
• https://usn.ubuntu.com/3995-2/

Published

Nov 8, 2018

Last Modified

Jun 17, 2026

Status

Modified

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