Medium severity5.9NVD Advisory· Published Mar 31, 2026· Updated Apr 14, 2026
CVE-2026-27853
CVE-2026-27853
Description
An attacker might be able to trigger an out-of-bounds write by sending crafted DNS responses to a DNSdist using the DNSQuestion:changeName or DNSResponse:changeName methods in custom Lua code. In some cases the rewritten packet might become larger than the initial response and even exceed 65535 bytes, potentially leading to a crash resulting in denial of service.
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Affected products
2- osv-coordsRange: < 1.9.12-150700.3.9.1
Patches
Vulnerability mechanics
References
1News mentions
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