How many CVEs have a located fix in lxc/incus?

21 published CVEs have a fix traced to functions in lxc/incus, touching 48 functions across 33 files.

Which function in lxc/incus has been patched by the most CVEs?

CreateInstanceFromBackup in internal/server/storage/backend.go has been changed by 2 CVE fixes, from 2026 to 2026.

How large is a typical CVE fix in lxc/incus?

The median fix changes 17 lines. 67% of fixes change 20 lines or fewer, and 43% change a single function.

How is a fix located to a function?

The upstream fix commit for each CVE is fetched and its diff is split into hunks. Each hunk is attributed to the function, method or type it changes, using the definition the diff itself names. Backports of the same fix to stable branches are counted once.

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#249 of 500 repositories

lxc/incus

Name: lxc/incus: functions patched by CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

Functions and files changed by CVE fixes in this repository.

Latest located fix August 21, 2026

21

CVE fixes located

Published CVEs

48

Functions patched

Distinct function sites

33

Files patched

Distinct source files

2025–2026

Years covered

By CVE publication date

Overview

21 published CVEs have a fix traced to functions in lxc/incus, the earliest published in 2025. Those fixes changed 48 distinct functions across 33 files, in 88 patch hunks.

Among the 500 repositories tracked here, lxc/incus ranks #249 by the number of CVEs with a located fix.

Most patched functions

Functions in lxc/incus changed by the most CVE fixes.

Most patched files

Files in lxc/incus changed by the most CVE fixes.

1internal/server/storage/backend.go5 CVEs · 4 functions
2cmd/incusd/daemon_images.go2 CVEs · 2 functions
3internal/server/instance/drivers/driver_lxc.go2 CVEs · 2 functions
4shared/validate/validate.go2 CVEs · 2 functions
5internal/server/firewall/drivers/drivers_nftables_templates.go2 CVEs · 0 functions
6internal/server/storage/s3/local/multipart.go1 CVEs · 5 functions
7cmd/incusd/instance_metadata.go1 CVEs · 3 functions
8cmd/incusd/patches.go1 CVEs · 2 functions
9cmd/incus/remote_unix.go1 CVEs · 2 functions
10internal/server/device/nic_bridged.go1 CVEs · 2 functions

Fix size

How much code a CVE fix in lxc/incus changes, with backports counted once.

17

Median lines changed

Added plus removed, per CVE

67%

Fixes of 20 lines or fewer

Share of CVE fixes

43%

Fixes in a single function

Share of CVE fixes

Latest CVEs

The most recently published CVEs with a fix located in lxc/incus, and the functions each fix changed.

Incus has a project restriction bypass in instance copy across projects
CVE-2026-55622instancesPost
High · CVSS 7.7
EPSS 0.3%2026-08-21
Incus has a project restriction bypass for custom volume copy across projects
CVE-2026-55621storagePoolVolumesPost
High · CVSS 7.7
EPSS 0.3%2026-08-21
Incus has an arbitrary file write on its client due to trusted image hash
CVE-2026-48769IsSHA256 imageDownload
Critical · CVSS 9.9
EPSS 0.7%2026-08-21
Incus has an argument injection in backup compression algorithm leading to AFW and ACE
CVE-2026-48755IsCompressionAlgorithm
Critical · CVSS 9.9
EPSS 0.7%2026-08-21
Incus: Nil-pointer dereference in createDependentVolumesFromBackup on disk.{Volume,VolumeSnapshots,Pool}
CVE-2026-48754createDependentVolumesFromBackup
Low · CVSS 2.1
EPSS 0.4%2026-08-21
Incus has an arbitrary file write via path traversal in S3 multipart upload
CVE-2026-48753uploadDir uploadPart completeMultipartUpload
Critical · CVSS 9.9
EPSS 0.7%2026-08-21
Incus has arbitrary file read+write on host via templates/ symlink in malicious image
CVE-2026-48752WarnOnError instanceMetadataTemplatesGet getContainerTemplatePath
Critical · CVSS 9.9
EPSS 0.7%2026-08-21
Incus has a restricted project bypass leading to arbitrary command execution
CVE-2026-48751instanceSnapRestore
Critical · CVSS 9.9
EPSS 0.6%2026-08-21
Incus has an arbitrary file write on host via `exec-output` symlink in crafted image
CVE-2026-48750instanceExecPost
Critical · CVSS 9.9
EPSS 0.7%2026-08-21
Incus has an arbitrary file read+write on host via rootfs/ symlink in malicious image
CVE-2026-48749ImageUnpack CreateInstanceFromBackup
Critical · CVSS 9.9
EPSS 0.7%2026-08-21
Incus has a Nil-Pointer Dereference Panic via Instance Backup Import (volume omitted)
CVE-2026-47753createDependentVolumesFromBackup CreateInstanceFromBackup
Medium · CVSS 4.4
EPSS 0.2%2026-08-21
Incus: CreateCustomVolumeFromBackup nil-pointer dereference on volume_snapshots[*].expires_at (sibling-field variant of GHSA-r7w7)
CVE-2026-48756CreateCustomVolumeFromBackup
Low · CVSS 2.1
EPSS 0.4%2026-08-21

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Frequently asked questions

Common questions about CVE fixes in lxc/incus.

How many CVEs have a located fix in lxc/incus?: 21 published CVEs have a fix traced to functions in lxc/incus, touching 48 functions across 33 files.
Which function in lxc/incus has been patched by the most CVEs?: CreateInstanceFromBackup in internal/server/storage/backend.go has been changed by 2 CVE fixes, from 2026 to 2026.
How large is a typical CVE fix in lxc/incus?: The median fix changes 17 lines. 67% of fixes change 20 lines or fewer, and 43% change a single function.
How is a fix located to a function?: The upstream fix commit for each CVE is fetched and its diff is split into hunks. Each hunk is attributed to the function, method or type it changes, using the definition the diff itself names. Backports of the same fix to stable branches are counted once.

References

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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