CVE-2023-52583

ceph: fix deadlock or deadcode of misusing dget()

MEDIUM
5.5
CVSS Score
Published: March 6, 2024 at 06:45 AM UTC
Updated: August 15, 2026 at 01:17 PM UTC
2 products affected across 2 vendorsLinux KernelDebian Linux

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: ceph: fix deadlock or deadcode of misusing dget() The lock order is incorrect between denty and its parent, we should always make sure that the parent get the lock first. But since this deadcode is never used and the parent dir will always be set from the callers, let's just remove it.

Affected

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

v < 4.19.3074.11 ≤ v < 4.19.3074.11 ≤ v < 5.10.2104.11 ≤ v < 5.15.1494.11 ≤ v < 5.4.2694.11 ≤ v < 6.1.774.11 ≤ v < 6.6.164.11 ≤ v < 6.7.44.11 ≤ v < 6.84.20 ≤ v < 5.4.2695.11 ≤ v < 5.15.1495.16 ≤ v < 6.1.775.5 ≤ v < 5.10.2106.2 ≤ v < 6.6.166.7 ≤ v < 6.7.44.11adf0d68701c7f3e50f21308c76f41e60956a6832
Vendor states this is fixed in 196b87e5c00ce021e164a5de0f0d04f4116a9160 (fixed)
Vendor states this is fixed in 6ab4fd508fad942f1f1ba940492f2735e078e980 (fixed)
Vendor states this is fixed in 76cb2aa3421fee4fde706dec41b1344bc0a9ad67 (fixed)
Vendor states this is fixed in 7f2649c94264d00df6b6ac27161e9f4372a3450e (fixed)
Vendor states this is fixed in a9c15d6e8aee074fae66c04d114f20b84274fcca (fixed)
Vendor states this is fixed in b493ad718b1f0357394d2cdecbf00a44a36fa085 (fixed)
Vendor states this is fixed in e016e358461b89b231626fcf78c5c38e35c44fd3 (fixed)
Vendor states this is fixed in eb55ba8aa7fb7aad54f40fbf4d8dcdfdba0bebf6 (fixed)
Vendor states this is fixed in 4.11 (unaffected)
Vendor states this is fixed in 4.19.307 (unaffected)
Vendor states this is fixed in 5.10.210 (unaffected)
Vendor states this is fixed in 5.15.149 (unaffected)
Vendor states this is fixed in 5.4.269 (unaffected)
Vendor states this is fixed in 6.1.77 (unaffected)
Vendor states this is fixed in 6.6.16 (unaffected)
Vendor states this is fixed in 6.7.4 (unaffected)
Vendor states this is fixed in 6.8 (unaffected)

References (10)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/196b87e5c00ce021e164a5de0f0d04f4116a9160
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/6ab4fd508fad942f1f1ba940492f2735e078e980
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/76cb2aa3421fee4fde706dec41b1344bc0a9ad67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/7f2649c94264d00df6b6ac27161e9f4372a3450e
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/a9c15d6e8aee074fae66c04d114f20b84274fcca
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/b493ad718b1f0357394d2cdecbf00a44a36fa085
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/e016e358461b89b231626fcf78c5c38e35c44fd3
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/eb55ba8aa7fb7aad54f40fbf4d8dcdfdba0bebf6

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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