CVE-2026-26171
CVE-2026-26171 · .NET Denial of Service Vulnerability
Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.
Uncontrolled resource consumption in .NET allows an unauthorized attacker to deny service over a network.
CVSS 7.5 · Élevée · EPSS 1,8% · Correctif disponible
- Publication
- Mise à jour
Pile logicielle: system
Produits et versions concernés
.net 10.0
- Versions du logiciel
- ≥ 10.0.0, < 10.0.6: Concernée (custom)
Mettez à jour vers 10.0.6
.net 8.0
- Versions du logiciel
- ≥ 8.0.0, < 8.0.26: Concernée (custom)
Mettez à jour vers 8.0.26
.net 9.0
- Versions du logiciel
- ≥ 9.0.0, < 9.0.15: Concernée (custom)
Mettez à jour vers 9.0.15
powershell 7.5
- Versions du logiciel
- ≥ 7.5.0, < 7.5.6: Concernée (custom)
Mettez à jour vers 7.5.6
powershell 7.6
- Versions du logiciel
- ≥ 7.6.0, < 7.6.1: Concernée (custom)
Mettez à jour vers 7.6.1
dotnet6 Ubuntu:22.04:LTS
- Versions du logiciel
- 6.0.108-0ubuntu1~22.04.1
- 6.0.109-0ubuntu1~22.04.1
- 6.0.110-0ubuntu1~22.04.1
- 6.0.111-0ubuntu1~22.04.1
- 6.0.113-0ubuntu1~22.04.1
- 6.0.116-0ubuntu1~22.04.1
- 6.0.118-0ubuntu1~22.04.1
- 6.0.119-0ubuntu1~22.04.1
- 6.0.120-0ubuntu1~22.04.1
- 6.0.121-0ubuntu1~22.04.1
- 6.0.122-0ubuntu1~22.04.1
- 6.0.123-0ubuntu1~22.04.1
- 6.0.124-0ubuntu1~22.04.1
- 6.0.125-0ubuntu1~22.04.1
- 6.0.126-0ubuntu1~22.04.1
- 6.0.127-0ubuntu1~22.04.1
- 6.0.128-0ubuntu1~22.04.2
- 6.0.132-0ubuntu1~22.04.1
- 6.0.133-0ubuntu1~22.04.1
- 6.0.135-0ubuntu1~22.04.1
- 6.0.136-0ubuntu1~22.04.1
- Plages de versions concernées
- ECOSYSTEM: (−∞, +∞)
Aucun correctif publié
dotnet7 Ubuntu:22.04:LTS
- Versions du logiciel
- 7.0.105-0ubuntu1~22.04.1
- 7.0.107-0ubuntu1~22.04.1
- 7.0.108-0ubuntu1~22.04.1
- 7.0.109-0ubuntu1~22.04.1
- 7.0.110-0ubuntu1~22.04.1
- 7.0.111-0ubuntu1~22.04.1
- 7.0.112-0ubuntu1~22.04.1
- 7.0.113-0ubuntu1~22.04.1
- 7.0.114-0ubuntu1~22.04.1
- 7.0.115-0ubuntu1~22.04.1
- 7.0.116-0ubuntu1~22.04.1
- 7.0.117-0ubuntu1~22.04.1
- 7.0.117-0ubuntu1~22.04.2
- 7.0.119-0ubuntu1~22.04.1
- Plages de versions concernées
- ECOSYSTEM: (−∞, +∞)
Aucun correctif publié
dotnet8 Ubuntu:22.04:LTS
- Versions du logiciel
- 8.0.102-8.0.2-0ubuntu1~22.04.1
- 8.0.103-8.0.3-0ubuntu1~22.04.1
- 8.0.103-8.0.3-0ubuntu1~22.04.2
- 8.0.105-8.0.5-0ubuntu1~22.04.1
- 8.0.107-8.0.7-0ubuntu1~22.04.1
- 8.0.108-8.0.8-0ubuntu1~22.04.1
- 8.0.110-8.0.10-0ubuntu1~22.04.1
- 8.0.111-8.0.11-0ubuntu1~22.04.1
- 8.0.112-8.0.12-0ubuntu1~22.04.1
- 8.0.114-8.0.14-0ubuntu1~22.04.1
- 8.0.115-8.0.15-0ubuntu1~22.04.1
- 8.0.116-8.0.16-0ubuntu1~22.04.1
- 8.0.117-8.0.17-0ubuntu1~22.04.1
- 8.0.118-8.0.18-0ubuntu1~22.04.1
- 8.0.119-8.0.19-0ubuntu1~22.04.1
- 8.0.120-8.0.20-0ubuntu1~22.04.1
- 8.0.121-8.0.21-0ubuntu1~22.04.1
- 8.0.122-8.0.22-0ubuntu1~22.04.1
- 8.0.123-8.0.23-0ubuntu1~22.04.1
- 8.0.124-8.0.24-0ubuntu1~22.04.1
- 8.0.125-8.0.25-0ubuntu1~22.04.1
- Plages de versions concernées
- ECOSYSTEM: < 8.0.126-8.0.26-0ubuntu1~22.04.1
Mettez à jour vers 8.0.126-8.0.26-0ubuntu1~22.04.1
dotnet10 Ubuntu:24.04:LTS
- Versions du logiciel
- 10.0.100-10.0.0-0ubuntu1~24.04.1
- 10.0.101-10.0.1-0ubuntu1~24.04.2
- 10.0.103-10.0.3-0ubuntu1~24.04.1
- 10.0.104-10.0.4-0ubuntu1~24.04.1
- 10.0.105-10.0.5-0ubuntu1~24.04.1
- Plages de versions concernées
- ECOSYSTEM: < 10.0.106-10.0.6-0ubuntu1~24.04.1
Mettez à jour vers 10.0.106-10.0.6-0ubuntu1~24.04.1
dotnet8 Ubuntu:24.04:LTS
- Versions du logiciel
- 8.0.100-8.0.0~rc1-0ubuntu1
- 8.0.100-8.0.0~rc2-0ubuntu1
- 8.0.100-8.0.0~rc2-0ubuntu2
- 8.0.100-8.0.0-0ubuntu1
- 8.0.100-8.0.0-0ubuntu2
- 8.0.101-8.0.1-0ubuntu1
- 8.0.101-8.0.1-0ubuntu2
- 8.0.102-8.0.2-0ubuntu1
- 8.0.103-8.0.3-0ubuntu2
- 8.0.103-8.0.3-0ubuntu3
- 8.0.104-8.0.4-0ubuntu1
- 8.0.105-8.0.5-0ubuntu1~24.04.1
- 8.0.107-8.0.7-0ubuntu1~24.04.1
- 8.0.108-8.0.8-0ubuntu1~24.04.1
- 8.0.108-8.0.8-0ubuntu1~24.04.2
- 8.0.110-8.0.10-0ubuntu1~24.04.1
- 8.0.111-8.0.11-0ubuntu1~24.04.1
- 8.0.112-8.0.12-0ubuntu1~24.04.1
- 8.0.114-8.0.14-0ubuntu1~24.04.1
- 8.0.115-8.0.15-0ubuntu1~24.04.1
- 8.0.116-8.0.16-0ubuntu1~24.04.1
- 8.0.117-8.0.17-0ubuntu1~24.04.1
- 8.0.118-8.0.18-0ubuntu1~24.04.1
- 8.0.119-8.0.19-0ubuntu1~24.04.1
- 8.0.120-8.0.20-0ubuntu1~24.04.1
- 8.0.121-8.0.21-0ubuntu1~24.04.1
- 8.0.122-8.0.22-0ubuntu1~24.04.1
- 8.0.123-8.0.23-0ubuntu1~24.04.1
- 8.0.124-8.0.24-0ubuntu1~24.04.1
- 8.0.125-8.0.25-0ubuntu1~24.04.1
- Plages de versions concernées
- ECOSYSTEM: < 8.0.126-8.0.26-0ubuntu1~24.04.1
Mettez à jour vers 8.0.126-8.0.26-0ubuntu1~24.04.1
dotnet10 Ubuntu:25.10
- Versions du logiciel
- 10.0.100-10.0.0~rc1-0ubuntu1
- 10.0.100-10.0.0~rc2-0ubuntu1~25.10.2
- 10.0.100-10.0.0-0ubuntu1~25.10.1
- 10.0.101-10.0.1-0ubuntu1~25.10.2
- 10.0.103-10.0.3-0ubuntu1~25.10.1
- 10.0.104-10.0.4-0ubuntu1~25.10.1
- 10.0.105-10.0.5-0ubuntu1~25.10.1
- Plages de versions concernées
- ECOSYSTEM: < 10.0.106-10.0.6-0ubuntu1~25.10.1
Mettez à jour vers 10.0.106-10.0.6-0ubuntu1~25.10.1
dotnet8 Ubuntu:25.10
- Versions du logiciel
- 8.0.115-8.0.15-0ubuntu1
- 8.0.116-8.0.16-0ubuntu1
- 8.0.117-8.0.17-0ubuntu1
- 8.0.118-8.0.18-0ubuntu1
- 8.0.119-8.0.19-0ubuntu1
- 8.0.120-8.0.20-0ubuntu1
- 8.0.121-8.0.21-0ubuntu1~25.10.1
- 8.0.122-8.0.22-0ubuntu1~25.10.1
- 8.0.123-8.0.23-0ubuntu1~25.10.1
- 8.0.124-8.0.24-0ubuntu1~25.10.1
- 8.0.125-8.0.25-0ubuntu1~25.10.1
- Plages de versions concernées
- ECOSYSTEM: < 8.0.126-8.0.26-0ubuntu1~25.10.1
Mettez à jour vers 8.0.126-8.0.26-0ubuntu1~25.10.1
dotnet9 Ubuntu:25.10
- Versions du logiciel
- 9.0.105-9.0.4-0ubuntu1
- 9.0.106-9.0.5-0ubuntu1
- 9.0.107-9.0.6-0ubuntu1
- 9.0.108-9.0.7-0ubuntu1
- 9.0.109-9.0.8-0ubuntu1
- 9.0.110-9.0.9-0ubuntu1
- 9.0.111-9.0.10-0ubuntu1~25.10.1
- 9.0.112-9.0.11-0ubuntu1~25.10.1
- 9.0.113-9.0.12-0ubuntu1~25.10.1
- 9.0.114-9.0.13-0ubuntu1~25.10.1
- 9.0.115-9.0.14-0ubuntu1~25.10.1
- Plages de versions concernées
- ECOSYSTEM: < 9.0.116-9.0.15-0ubuntu1~25.10.1
Mettez à jour vers 9.0.116-9.0.15-0ubuntu1~25.10.1
dotnet10 Ubuntu:26.10
- Versions du logiciel
- 10.0.105-10.0.5-0ubuntu1
- Plages de versions concernées
- ECOSYSTEM: < 10.0.107-10.0.7-0ubuntu1~26.04.1
Mettez à jour vers 10.0.107-10.0.7-0ubuntu1~26.04.1
dotnet10 Ubuntu:26.04:LTS
- Versions du logiciel
- 10.0.100-10.0.0~rc1-0ubuntu1
- 10.0.100-10.0.0~rc2-0ubuntu1
- 10.0.100-10.0.0-0ubuntu1
- 10.0.100-10.0.0-0ubuntu2
- 10.0.101-10.0.1-0ubuntu1
- 10.0.101-10.0.1-0ubuntu2
- 10.0.101-10.0.1-0ubuntu3
- 10.0.102-10.0.2-0ubuntu1
- 10.0.103-10.0.3-0ubuntu1
- 10.0.104-10.0.4-0ubuntu1
- 10.0.105-10.0.5-0ubuntu1
- Plages de versions concernées
- ECOSYSTEM: < 10.0.107-10.0.7-0ubuntu1~26.04.1
Mettez à jour vers 10.0.107-10.0.7-0ubuntu1~26.04.1
Sources originales
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26171
- https://access.redhat.com/security/cve/CVE-2026-26171
- https://bugzilla.redhat.com/show_bug.cgi?id=2457739
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-26171.json
- https://access.redhat.com/errata/RHSA-2026:13281
- https://access.redhat.com/errata/RHSA-2026:13280
- https://access.redhat.com/errata/RHSA-2026:8467
- https://access.redhat.com/errata/RHSA-2026:8470
- https://access.redhat.com/errata/RHSA-2026:8472
- https://access.redhat.com/errata/RHSA-2026:8473
- https://access.redhat.com/errata/RHSA-2026:8468
- https://access.redhat.com/errata/RHSA-2026:8475
- https://access.redhat.com/errata/RHSA-2026:13693
- https://access.redhat.com/errata/RHSA-2026:13283
- https://access.redhat.com/errata/RHSA-2026:13282
- https://access.redhat.com/errata/RHSA-2026:8471
- https://access.redhat.com/errata/RHSA-2026:8469
- https://access.redhat.com/errata/RHSA-2026:8474
- https://access.redhat.com/errata/RHSA-2026:9077
- https://access.redhat.com/errata/RHSA-2026:9080
- https://access.redhat.com/errata/RHSA-2026:9205
- https://nvd.nist.gov/vuln/detail/CVE-2026-26171