Bug 2492876 (CVE-2026-40210) - CVE-2026-40210 dnsdist: out-of-bounds read in SetMacAddrAction
Summary: CVE-2026-40210 dnsdist: out-of-bounds read in SetMacAddrAction
Keywords:
Status: NEW
Alias: CVE-2026-40210
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2493659 2493660
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-06-25 13:01 UTC by OSIDB Bzimport
Modified: 2026-06-26 19:40 UTC (History)
0 users

Fixed In Version:
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Description OSIDB Bzimport 2026-06-25 13:01:37 UTC 
An out-of-bounds read might happen when SetMacAddrAction is used, potentially resulting in uninitialized memory being sent over the network or a crash.
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