How many CVEs have patched stripRoot?

2 published CVEs changed stripRoot in opencontainers/runc, in 2 distinct patches totalling 55 changed lines, between 2021 and 2025.

What is the latest CVE that changed stripRoot?

CVE-2025-52881 (runc: LSM labels can be bypassed with malicious config using dummy procfs files), published 2025-11-06, changed lines 69 to 73 of libcontainer/utils/utils.go.

How does stripRoot compare to the rest of opencontainers/runc?

opencontainers/runc has 16 CVEs with a located fix in total; 2 of them changed stripRoot.

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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StripRoot

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Patched Functions
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Runc
StripRoot

stripRoot in opencontainers/runc: Patched by 2 CVEs

opencontainers/runc

Function

stripRoot

Name: stripRoot in opencontainers/runc: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

libcontainer/utils/utils.go

Last patched November 6, 2025

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2021–2025

Years

By CVE publication date

Overview

stripRoot in opencontainers/runc was changed by 2 published CVE fixes between 2021 and 2025, in 2 distinct patches that added or removed 55 lines in total.

opencontainers/runc has 16 CVEs with a located fix in total, so 13% of them touched this function.

CVEs that patched it

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

runc: LSM labels can be bypassed with malicious config using dummy procfs files
CVE-2025-52881 · lines 69–73 · +2 −2
High · CVSS 7.3
EPSS 0.6%2025-11-06
mount destinations can be swapped via symlink-exchange to cause mounts outside the rootfs
CVE-2021-30465 · lines 94–144 · +51 −0
High · CVSS 8.5
EPSS 6.6%2021-05-27

Get an alert when the next CVE fix lands in opencontainers/runc, with the patched functions.

Monitor runc CVEs

Other hotspots in the repository

Functions in opencontainers/runc changed by the most CVE fixes.

mountToRootfs6 CVEs · libcontainer/rootfs_linux.go mountCgroupV25 CVEs · libcontainer/rootfs_linux.go Init5 CVEs · libcontainer/standard_init_linux.go createDeviceNode4 CVEs · libcontainer/rootfs_linux.go mountCgroupV13 CVEs · libcontainer/rootfs_linux.go Close3 CVEs · libcontainer/rootfs_linux.go

All patched functions in opencontainers/runc

Frequently asked questions

Common questions about CVE fixes to stripRoot.

How many CVEs have patched stripRoot?: 2 published CVEs changed stripRoot in opencontainers/runc, in 2 distinct patches totalling 55 changed lines, between 2021 and 2025.
What is the latest CVE that changed stripRoot?: CVE-2025-52881 (runc: LSM labels can be bypassed with malicious config using dummy procfs files), published 2025-11-06, changed lines 69 to 73 of libcontainer/utils/utils.go.
How does stripRoot compare to the rest of opencontainers/runc?: opencontainers/runc has 16 CVEs with a located fix in total; 2 of them changed stripRoot.
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

libcontainer/utils/utils.go on GitHub (opens in a new tab)
All patched functions in opencontainers/runc
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
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