Vulnerability Description
There is a use-after-free issue in all samba 4.9.x versions before 4.9.18, all samba 4.10.x versions before 4.10.12 and all samba 4.11.x versions before 4.11.5, essentially due to a call to realloc() while other local variables still point at the original buffer.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Samba | Samba | >= 4.9.0, < 4.9.18 |
| Canonical | Ubuntu Linux | 16.04 |
| Synology | Directory Server | - |
| Synology | Router Manager | 1.2 |
| Synology | Skynas | - |
| Synology | Diskstation Manager | 6.2 |
| Opensuse | Leap | 15.1 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00055.htmlThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-19344Issue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/09/msg00013.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202003-52
- https://security.netapp.com/advisory/ntap-20200122-0001/Third Party Advisory
- https://usn.ubuntu.com/4244-1/Third Party Advisory
- https://www.samba.org/samba/security/CVE-2019-19344.htmlVendor Advisory
- https://www.synology.com/security/advisory/Synology_SA_20_01Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00055.htmlThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-19344Issue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/09/msg00013.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2019-19344?
CVE-2019-19344 is a vulnerability with a CVSS score of 6.5 (MEDIUM). There is a use-after-free issue in all samba 4.9.x versions before 4.9.18, all samba 4.10.x versions before 4.10.12 and all samba 4.11.x versions before 4.11.5, essentially due to a call to realloc() ...
How severe is CVE-2019-19344?
CVE-2019-19344 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-19344?
Check the references section above for vendor advisories and patch information. Affected products include: Samba Samba, Canonical Ubuntu Linux, Synology Directory Server, Synology Router Manager, Synology Skynas.