CVE-2026-41684

Summary of CVE-2026-41684 (Incus): An authenticated user who can import instance backups may crash the Incus daemon during restore when a crafted backup archive includes a valid inline backup/index.yaml but a malformed legacy backup.yaml that omits the container section. The vulnerability arises ...

CVE-2026-41684 Incus: Nil Dereferences on Restore via Malformed YAML

Incus is a system container and virtual machine manager. Prior to version 7.0.0, backup.GetInfo trusts the inline backup/index.yaml config when present and only falls back to parsing the legacy backup/container/backup.yaml file if result.Config == nil. As a result, an archive can carry a valid...

CVE-2026-41684

Incus is a system container and virtual machine manager. Prior to version 7.0.0, backup.GetInfo trusts the inline backup/index.yaml config when present and only falls back to parsing the legacy backup/container/backup.yaml file if result.Config == nil. As a result, an archive can carry a valid...

CVE-2026-41648

Incus is a system container and virtual machine manager. Prior to version 7.0.0, user provided image and backup tarballs would be unpacked and YAML files parsed without any size restrictions. This was making it easy for an authenticated user to provide a crafted image or backup tarball that when...

CVE-2026-41648

Incus is a system container and virtual machine manager. Prior to version 7.0.0, user provided image and backup tarballs would be unpacked and YAML files parsed without any size restrictions. This was making it easy for an authenticated user to provide a crafted image or backup tarball that when...

CVE-2026-41648 Incus: Unbounded YAML Metadata Decode via Parsing

Incus is a system container and virtual machine manager. Prior to version 7.0.0, user provided image and backup tarballs would be unpacked and YAML files parsed without any size restrictions. This was making it easy for an authenticated user to provide a crafted image or backup tarball that when...

CVE-2026-41648

Incus (system container/VM manager) before version 7.0.0 unbounded YAML decoding of metadata.yaml and backup/index.yaml from user-supplied images/backups could exhaust memory, enabling an authenticated user to trigger memory pressure or an OOM. The issue arises from decoding YAML without size lim...

CVE-2026-41648 Incus: Unbounded YAML Metadata Decode via Parsing

Incus is a system container and virtual machine manager. Prior to version 7.0.0, user provided image and backup tarballs would be unpacked and YAML files parsed without any size restrictions. This was making it easy for an authenticated user to provide a crafted image or backup tarball that when...

CVE-2026-41648 Incus: Unbounded YAML Metadata Decode via Parsing

Incus is a system container and virtual machine manager. Prior to version 7.0.0, user provided image and backup tarballs would be unpacked and YAML files parsed without any size restrictions. This was making it easy for an authenticated user to provide a crafted image or backup tarball that when...

CVE-2026-41648

Incus is a system container and virtual machine manager. Prior to version 7.0.0, user provided image and backup tarballs would be unpacked and YAML files parsed without any size restrictions. This was making it easy for an authenticated user to provide a crafted image or backup tarball that when...

CVE-2026-41647 Incus: Nil-Pointer Dereference via S3 Bucket Import

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...

CVE-2026-41647

CVE-2026-41647 affects Incus, a system container and VM manager. The vulnerability is a nil-pointer dereference during S3 bucket backup import in the internal server/storage/s3 path when processing tar entries; if a non-EOF error is returned by tar, hdr can be nil, leading to a crash of the Incus...

CVE-2026-41647 Incus: Nil-Pointer Dereference via S3 Bucket Import

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...

CVE-2026-41647

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...

Incus security vulnerabilities

Incus is a system container and virtual machine manager developed by LXC. Versions of Incus prior to 7.0.0 contained security vulnerabilities. These vulnerabilities stemmed from the lack of restrictions on the size of YAML files after decompression. This could allow authenticated users to cause...

CVE-2026-41684: NULL Pointer Dereference

Incus is a system container and virtual machine manager. Prior to version 7.0.0, backup.GetInfo trusts the inline backup/index.yaml config when present and only falls back to parsing the legacy backup/container/backup.yaml file if result.Config == nil. As a result, an archive can carry a valid...

CVE-2026-41648: Allocation of Resources Without Limits or Throttling

Incus is a system container and virtual machine manager. Prior to version 7.0.0, user provided image and backup tarballs would be unpacked and YAML files parsed without any size restrictions. This was making it easy for an authenticated user to provide a crafted image or backup tarball that when...

Incus security vulnerabilities

Incus is a system container and virtual machine manager developed by LXC. Versions of Incus prior to 7.0.0 contained security vulnerabilities. These vulnerabilities stemmed from the possibility of disk space exhaustion due to the upload of large amounts of data, which could affect the host system...

CVE-2026-41685: Allocation of Resources Without Limits or Throttling

Incus is a system container and virtual machine manager. Prior to version 7.0.0, uploads of large amount of data by authenticated users can run the Incus server out of disk space, potentially taking down the host system. The impact here is limited for anyone using storage.imagesvolume and...

Incus code issue vulnerabilities

Incus is a system container and virtual machine manager developed by LXC. Versions of Incus prior to 7.0.0 contained code vulnerabilities. These vulnerabilities stemmed from the backup.GetInfo function’s trust inlining backup configurations, which allowed valid, inline configurations along with...