CVE-2019-11555: Null Pointer Dereference
First published: Sat Apr 20 2019(Updated: )
Last updated 24 July 2024
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/wpa | <=2:2.4-1+deb9u2<=2:2.4-1<=2:2.4-1+deb9u3<=2:2.7+git20190128+0c1e29f-4 | 2:2.7+git20190128+0c1e29f-5 2:2.4-1+deb9u4 |
| W1.fi Hostapd | <2.8 | |
| W1.fi Wpa Supplicant | <2.8 | |
| debian/wpa | 2:2.9.0-21+deb11u2 2:2.10-12+deb12u2 2:2.10-22 |
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Reference Links
- https://w1.fi/security/2019-5/
- https://w1.fi/security/2019-5/eap-pwd-message-reassembly-issue-with-unexpected-fragment.txt
- https://security-tracker.debian.org/tracker/CVE-2019-11555
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=927463
- http://www.openwall.com/lists/oss-security/2019/04/26/1
- https://lists.debian.org/debian-lts-announce/2019/07/msg00030.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5T7G763UECWR7FQXOJVL67PW7C5A3SA4/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DJKZHAT5KPUN26JL77EUH563GAH5XZ5C/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IQ6P2GI5GSXRNLNIUNPARFZQVDEIGVZD/
- https://seclists.org/bugtraq/2019/May/40
- https://seclists.org/bugtraq/2019/May/64
- https://security.FreeBSD.org/advisories/FreeBSD-SA-19:03.wpa.asc
- https://security.gentoo.org/glsa/201908-25
- https://usn.ubuntu.com/3969-1/
- https://usn.ubuntu.com/3969-2/
- https://www.debian.org/security/2019/dsa-4450
- https://www.openwall.com/lists/oss-security/2019/04/18/6
- https://launchpad.net/bugs/cve/CVE-2019-11555
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5T7G763UECWR7FQXOJVL67PW7C5A3SA4/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DJKZHAT5KPUN26JL77EUH563GAH5XZ5C/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IQ6P2GI5GSXRNLNIUNPARFZQVDEIGVZD/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11555
- https://nvd.nist.gov/vuln/detail/CVE-2019-11555
- https://ubuntu.com/security/CVE-2019-11555
Frequently Asked Questions
What is CVE-2019-11555?
CVE-2019-11555 is a vulnerability in the EAP-pwd implementation in hostapd (EAP server) and wpa_supplicant (EAP peer) before version 2.8 that can result in process termination due to a NULL pointer dereference.
How severe is CVE-2019-11555?
CVE-2019-11555 has a severity level keyword of 'high' and a severity value of 5.9.
What software versions are affected by CVE-2019-11555?
The affected software versions include hostapd (EAP server) before version 2.8 and wpa_supplicant (EAP peer) before version 2.8.
How can I fix CVE-2019-11555?
To fix CVE-2019-11555, you should upgrade hostapd (EAP server) to version 2.8 or later and wpa_supplicant (EAP peer) to version 2.8 or later.
Where can I find more information about CVE-2019-11555?
You can find more information about CVE-2019-11555 at the following references: [link1], [link2], [link3].
- collector/debian-bugs
- alias/CVE-2019-11555
- collector/nvd-index
- agent/type
- agent/first-publish-date
- collector/launchpad-cve
- source/Launchpad
- agent/author
- agent/severity
- agent/remedy
- agent/description
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- agent/weakness
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/event
- agent/references
- agent/tags
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/usn-cve
- source/Ubuntu
- package-manager/debian
- vendor/w1.fi
- canonical/w1.fi hostapd
- canonical/w1.fi wpa supplicant