Bug 2363369 (CVE-2022-49855) - CVE-2022-49855 kernel: net: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg
Summary: CVE-2022-49855 kernel: net: wwan: iosm: fix memory leak in ipc_pcie_read_bios...
Keywords:
Status: NEW
Alias: CVE-2022-49855
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-05-01 15:01 UTC by OSIDB Bzimport
Modified: 2025-06-05 14:00 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2025-05-01 15:01:46 UTC 
In the Linux kernel, the following vulnerability has been resolved:

net: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg

ipc_pcie_read_bios_cfg() is using the acpi_evaluate_dsm() to
obtain the wwan power state configuration from BIOS but is
not freeing the acpi_object. The acpi_evaluate_dsm() returned
acpi_object to be freed.

Free the acpi_object after use.
Comment 1 Avinash Hanwate 2025-05-02 06:08:01 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025050145-CVE-2022-49855-502a@gregkh/T
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