Description
Information disclosure in images API in Canonical LXD before 6.5 and 5.21.4 on all platforms allows unauthenticated remote attackers to determine project existence via differing HTTP status code responses.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Canonical | LXD | 6.0 – < 6.5, 5.21 – < 5.21.4 | 6.5 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | incus | 6.0.5-1 | — |
| Debian 13 | incus | 6.0.4-2+deb13u1 | DSA-6027-1 |
| Debian 13 | lxd | No fix yet | — |
| Debian 12 | lxd | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | govulncheck-vulndb | 0.0.20251105T184115-1.1 | openSUSE-SU-2025:15710-1 |
| openSUSE Leap 16.0 | govulncheck-vulndb | 0.0.20260723T184607-160000.1.1 | openSUSE-SU-2026:21483-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | incus | 6.0.6-r0 | — |
| Alpine v3.23 | incus | 6.0.6-r0 | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Go | github.com/canonical/lxd | >= 4.0, < 5.21.4 | 5.21.4 | GHSA-xch9-h8qw-85c7 |
| Go | github.com/canonical/lxd | >= 6.0, < 6.5 | 6.5 | GHSA-xch9-h8qw-85c7 |
| Go | github.com/canonical/lxd | >= 0.0.0-20200331193331-03aab09f5b5c, < 0.0.0-20250827065555-0494f5d47e41 | 0.0.0-20250827065555-0494f5d47e41 | GHSA-xch9-h8qw-85c7 |
Advisories 3
- openSUSE-SU-2026:21483-1 Security update for govulncheck-vulndb SUSE / openSUSE Security Updates · Jul 31, 2026
- openSUSE-SU-2025:15710-1 govulncheck-vulndb-0.0.20251105T184115-1.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026
- DSA-6027-1 incus - security update Debian Security (DSA / DLA) · Oct 17, 2025