How many CVEs have patched UpdateInstanceConfig?

1 published CVEs changed UpdateInstanceConfig in canonical/lxd, in 1 distinct patches totalling 75 changed lines, between 2026 and 2026.

What is the latest CVE that changed UpdateInstanceConfig?

CVE-2026-34178 (Importing a crafted backup leads to project restriction bypass), published 2026-04-09, changed lines 203 to 243 of lxd/backup/backup_config_utils.go.

How does UpdateInstanceConfig compare to the rest of canonical/lxd?

canonical/lxd has 14 CVEs with a located fix in total; 1 of them changed UpdateInstanceConfig.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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Patched Functions
Canonical
Lxd
UpdateInstanceConfig

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Patched Functions
Canonical
Lxd
UpdateInstanceConfig

UpdateInstanceConfig in canonical/lxd: Patched by 1 CVEs

canonical/lxd

Function

UpdateInstanceConfig

Name: UpdateInstanceConfig in canonical/lxd: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

lxd/backup/backup_config_utils.go

Last patched April 9, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

UpdateInstanceConfig in canonical/lxd was changed by 1 published CVE fixes in 2026, in 1 distinct patches that added or removed 75 lines in total.

canonical/lxd has 14 CVEs with a located fix in total, so 7% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed UpdateInstanceConfig, newest first, with the lines each fix touched.

Importing a crafted backup leads to project restriction bypass
CVE-2026-34178 · lines 203–243 · +11 −64 in 3 hunks
Critical · CVSS 9.1
EPSS 0.7%2026-04-09

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Other hotspots in the repository

Functions in canonical/lxd changed by the most CVE fixes.

createFromBackup4 CVEs · lxd/instances_post.go ImageDownload2 CVEs · lxd/daemon_images.go compressFile2 CVEs · lxd/images.go instancePostMigration2 CVEs · lxd/instance_post.go adjustSnapRootDiskPool2 CVEs · lxd/instance.go instanceCreateAsCopy2 CVEs · lxd/instance.go

All patched functions in canonical/lxd

Frequently asked questions

Common questions about CVE fixes to UpdateInstanceConfig.

How many CVEs have patched UpdateInstanceConfig?: 1 published CVEs changed UpdateInstanceConfig in canonical/lxd, in 1 distinct patches totalling 75 changed lines, between 2026 and 2026.
What is the latest CVE that changed UpdateInstanceConfig?: CVE-2026-34178 (Importing a crafted backup leads to project restriction bypass), published 2026-04-09, changed lines 203 to 243 of lxd/backup/backup_config_utils.go.
How does UpdateInstanceConfig compare to the rest of canonical/lxd?: canonical/lxd has 14 CVEs with a located fix in total; 1 of them changed UpdateInstanceConfig.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

lxd/backup/backup_config_utils.go on GitHub (opens in a new tab)
All patched functions in canonical/lxd
Patched functions directory

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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Overview
CVEs that patched it
Other hotspots in the repository
FAQ
References