CVE-2026-41647— Incus: Nil-Pointer Dereference via S3 Bucket Import
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I. Basic Information for CVE-2026-41647
Vulnerability Information
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Vulnerability Title
Incus: Nil-Pointer Dereference via S3 Bucket Import
Source: NVD (National Vulnerability Database)
Vulnerability Description
Incus is a system container and virtual machine manager. Prior to version 7.0.0, a missing error handling could lead an authenticated Incus user to cause a daemon crash through the import of a truncated storage bucket backup file. This issue has been patched in version 7.0.0.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Incus 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Incus是LXC开源的一个系统容器和虚拟机管理器。 Incus 7.0.0之前版本存在代码问题漏洞，该漏洞源于缺少错误处理，可能导致经过身份验证的用户通过导入截断的存储桶备份文件导致守护进程崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2026-41647
| # | POC Description | Source Link | Shenlong Link |
|---|
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- Release Incus 7.0.0 LTS · lxc/incus · GitHubx_refsource_MISC
- Nil-Pointer Dereference via S3 Bucket Import · Advisory · lxc/incus · GitHubx_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2026-41647
Same Patch Batch · lxc · 2026-05-07 · 4 CVEs total
| CVE-2026-41684 | 6.5 MEDIUM | Incus: Nil Dereferences on Restore via Malformed YAML |
| CVE-2026-41685 | 4.3 MEDIUM | Incus: Unbounded binary import disk exhaustion |
| CVE-2026-41648 | Incus: Unbounded YAML Metadata Decode via Parsing |
IV. Related Vulnerabilities
Same product: incus
- CVE-2026-41685
Incus: Unbounded binary import disk exhaustion - CVE-2026-41684
Incus: Nil Dereferences on Restore via Malformed YAML - CVE-2026-41648
Incus: Unbounded YAML Metadata Decode via Parsing - CVE-2026-40251
Incus out-of-bounds panic in snapshot metadata handling allo - CVE-2026-40243
Incus OVN TLS verification accepts peer-supplied roots and p
Same vendor: lxc
- CVE-2026-41685
Incus: Unbounded binary import disk exhaustion - CVE-2026-41684
Incus: Nil Dereferences on Restore via Malformed YAML - CVE-2026-41648
Incus: Unbounded YAML Metadata Decode via Parsing - CVE-2026-40251
Incus out-of-bounds panic in snapshot metadata handling allo - CVE-2026-40243
Incus OVN TLS verification accepts peer-supplied roots and p
Same weakness: CWE-476
- CVE-2026-8252
Open5GS SMF smf_nsmf_handle_create_data_in_hsmf null pointer - CVE-2026-7259
Null pointer dereference in php_mb_check_encoding() via mb_e - CVE-2026-7262
NULL pointer dereference in SOAP apache:Map decoder with mis - CVE-2026-42183
Argo Workflows: SSO RBAC Delegation Nil Pointer Dereference - CVE-2026-6666
PgBouncer crash in kill_pool_logins_server_error
V. Comments for CVE-2026-41647
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