CVE-2019-19344
Medium
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.
SeverityMedium
CVSS6.5
Exploit probability—
ProductSamba
PublishedJan 21, 2020
First seenJan 21, 2020
Weakness typeCWE-416Use after free
How to fix
Update
- samba samba4.9.18, 4.10.12, 4.11.5 or later
Vendor advisories
- usn.ubuntu.com/4244-1/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GQ6U65I2K23YJC4FESW477WL55TU3PPT/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ACZVNMIFQGGXNJPMHAVBN3H2U65FXQY/
- security.gentoo.org/glsa/202003-52
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| samba samba | 4.9.0 ≤ v < 4.9.18, 4.10.0 ≤ v < 4.10.12, 4.11.0 ≤ v < 4.11.5 | 4.9.18, 4.10.12, 4.11.5 |
| canonical ubuntu_linux | 16.04, 18.04, 19.04, 19.10 | — |
| synology directory_server | No range specified | — |
| synology router_manager | 1.2 | — |
| synology skynas | No range specified | — |
| synology diskstation_manager | 6.2 | — |
| opensuse leap | 15.1 | — |
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