CVE-2024-46868

firmware: qcom: uefisecapp: Fix deadlock in qcuefi_acquire()

MEDIUM
5.5
CVSS Score
Published: September 27, 2024 at 12:42 PM UTC
Updated: June 17, 2026 at 07:56 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: firmware: qcom: uefisecapp: Fix deadlock in qcuefi_acquire() If the __qcuefi pointer is not set, then in the original code, we would hold onto the lock. That means that if we tried to set it later, then it would cause a deadlock. Drop the lock on the error path. That's what all the callers are expecting.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

6.7 ≤ v < 6.10.116.7 ≤ v < 6.116.11 rc16.11 rc26.11 rc36.11 rc46.11 rc56.11 rc66.11 rc7759e7a2b62eb3ef3c93ffeb5cca788a09627d7d9
Vendor states this is fixed in 8c6a5a1fc02ad1d62d06897ab330693d4d27cd03 (fixed)
Vendor states this is fixed in db213b0cfe3268d8b1d382b3bcc999c687a2567f (fixed)
Vendor states this is fixed in 6.10.11 (unaffected)
Vendor states this is fixed in 6.11 (unaffected)
Vendor states this is fixed in 6.7 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/8c6a5a1fc02ad1d62d06897ab330693d4d27cd03
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/db213b0cfe3268d8b1d382b3bcc999c687a2567f

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-667

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