Microsoft · Dbus: dbus-daemon: dbus-daemon aborts (reply_serial != 0) when a broadcast from the driver cannot be delivered to a
Affects MicrosoftSource GCVE Database
Not known to be exploited · CVSS 6.2 Medium.
Data as of 11 Nov 2026, 09:48 UTC
Thin evidence
One scorer or none| CNA (redhat) | CVSS 3.1 | 6.2 |
|---|
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 6 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 10 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Red Hat Enterprise Linux 10dbus | Affected– | Fixed in– |
| Red Hat Enterprise Linux 6dbus | Affected– | Fixed in– |
| Red Hat Enterprise Linux 7dbus | Affected– | Fixed in– |
| Red Hat Enterprise Linux 8dbus | Affected– | Fixed in– |
| Red Hat Enterprise Linux 9dbus | Affected– | Fixed in– |
| Red Hat Hardened Imagesdbus | Affected– | Fixed in– |
Description
A vulnerability in the dbus-daemon component of Microsoft software causes the daemon to abort when a broadcast from the driver cannot be delivered and the reply_serial is not zero. This issue is identified as CVE-2026-120749 and relates to improper handling of message delivery failures.