Improper Enforcement of Message Integrity During Transmission in a Communication Channel Affecting wal-g package, versions <3.0.8-r16
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published28 May 2026
- disclosed22 May 2026
Introduced: 22 May 2026
NewCVE-2026-39827 (opens in a new tab)How to fix?
Upgrade Wolfi wal-g to version 3.0.8-r16 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream wal-g package and not the wal-g package as distributed by Wolfi.
See How to fix? for Wolfi relevant fixed versions and status.
An authenticated SSH client that repeatedly opened channels which were rejected by the server caused unbounded memory growth, eventually crashing the server process and affecting all connected users. Rejected channels are now properly removed from the connection's internal state and released for garbage collection.