CVE-2026-3119CWE-617

Authenticated query containing a TKEY record may cause named to terminate unexpectedly

Medium · published March 25, 2026

CVSS v3.1
6.5
EPSS
1%
Percentile
49.1
In the wild
Unconfirmed
What it is

Under certain conditions, `named` may crash when processing a correctly signed query containing a TKEY record. The affected code can only be reached if an incoming request has a valid transaction signature (TSIG) from a key declared in the `named` configuration.

This issue affects BIND 9 versions 9.20.0 through 9.20.20, 9.21.0 through 9.21.19, and 9.20.9-S1 through 9.20.20-S1.

BIND 9 versions 9.18.0 through 9.18.46 and 9.18.11-S1 through 9.18.46-S1 are NOT affected.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00621 · 49.1th percentile
Weakness
CWE-617 · Reachable Assertion
Published
2026-03-25T13:31Z
EPSS history
Timeline
  • 25 MAR 13:31Z
    Authenticated query containing a TKEY record may cause named to terminate unexpectedly
    cvelistv5