Security update for dnsdist
This update for dnsdist fixes the following issues - CVE-2026-0396: crafted DNS queries can allow to inject HTML content (bsc#1261236). - CVE-2026-0397: CORS misconfiguration can lead to information disclosure (bsc#1261237). - CVE-2026-24028: crafted DNS response packet can lead to an out-of-bounds read (bsc#1261238). - CVE-2026-24029: HTTPS ACL bypass can allow clients to send DoH queries (bsc#1261239). - CVE-2026-24030: allocating too much memory while processing DNS can result in a denial of service (bsc#1261240). - CVE-2026-27853: crafted DNS responses can lead to an out-of-bounds write (bsc#1261241). - CVE-2026-27854: crafted DNS queries can be used to trigger a use-after-free (bsc#1261243). - CVE-2026-33254: Resource exhaustion via DoQ/DoH3 connections (bsc#1262538). - CVE-2026-33257: Insufficient input validation of internal webserver (bsc#1262536). - CVE-2026-33260: Insufficient input validation of internal webserver (bsc#1262537). - CVE-2026-33593: Denial of service via crafted DNSCrypt query (bsc#1262546). - CVE-2026-33594: Outgoing DoH excessive memory allocation (bsc#1262545). - CVE-2026-33595: DoQ/DoH3 excessive memory allocation (bsc#1262544). - CVE-2026-33596: TCP backend stream ID overflow (bsc#1262543). - CVE-2026-33597: PRSD detection denial of service (bsc#1262542). - CVE-2026-33598: Out-of-bounds read in cache inspection via Lua (bsc#1262541). - CVE-2026-33599: Out-of-bounds read in service discovery (bsc#1262540). - CVE-2026-33602: Off-by-one access when processing crafted UDP responses (bsc#1262539). Changes for dnsdist: - Updated to 1.9.13
Security update for dnsdist
Description
This update for dnsdist fixes the following issues - CVE-2026-0396: crafted DNS queries can allow to inject HTML content (bsc#1261236). - CVE-2026-0397: CORS misconfiguration can lead to information disclosure (bsc#1261237). - CVE-2026-24028: crafted DNS response packet can lead to an out-of-bounds read (bsc#1261238). - CVE-2026-24029: HTTPS ACL bypass can allow clients to send DoH queries (bsc#1261239). - CVE-2026-24030: allocating too much memory while processing DNS can result in a denial of service (bsc#1261240). - CVE-2026-27853: crafted DNS responses can lead to an out-of-bounds write (bsc#1261241). - CVE-2026-27854: crafted DNS queries can be used to trigger a use-after-free (bsc#1261243). - CVE-2026-33254: Resource exhaustion via DoQ/DoH3 connections (bsc#1262538). - CVE-2026-33257: Insufficient input validation of internal webserver (bsc#1262536). - CVE-2026-33260: Insufficient input validation of internal webserver (bsc#1262537). - CVE-2026-33593: Denial of service via crafted DNSCrypt query (bsc#1262546). - CVE-2026-33594: Outgoing DoH excessive memory allocation (bsc#1262545). - CVE-2026-33595: DoQ/DoH3 excessive memory allocation (bsc#1262544). - CVE-2026-33596: TCP backend stream ID overflow (bsc#1262543). - CVE-2026-33597: PRSD detection denial of service (bsc#1262542). - CVE-2026-33598: Out-of-bounds read in cache inspection via Lua (bsc#1262541). - CVE-2026-33599: Out-of-bounds read in service discovery (bsc#1262540). - CVE-2026-33602: Off-by-one access when processing crafted UDP responses (bsc#1262539). Changes for dnsdist: - Updated to 1.9.13
Affected software
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- SUSE Product Security Team
- Advisory Id
- openSUSE-SU-2026:21015-1
- Cve Count
- 18
- Additional Cves
- ["CVE-2026-0397","CVE-2026-24028","CVE-2026-24029","CVE-2026-24030","CVE-2026-27853","CVE-2026-27854","CVE-2026-33254","CVE-2026-33257","CVE-2026-33260","CVE-2026-33593","CVE-2026-33594","CVE-2026-33595","CVE-2026-33596","CVE-2026-33597","CVE-2026-33598","CVE-2026-33599","CVE-2026-33602"]
- State
- PUBLISHED
Threat ID: 6aab497b55bf5e2cf5990e56
Added to database: 09/17/2026, 01:59:23 UTC
Last updated: 09/17/2026, 02:02:24 UTC
Views: 1
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