ceph: fix deadlock or deadcode of misusing dget()
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 3 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-667 and the CVSS impact.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 4.11 and later | 4.19.307, 5.4.269, 5.10.210, 5.15.149, 6.1.77, 6.6.16, 6.7.4, 6.8 | Patch available | CNA |
- Linux VendorLinux Affected 4.11 and later Fixed in 4.19.307, 5.4.269, 5.10.210, 5.15.149, 6.1.77, 6.6.16, 6.7.4, 6.8 Patch available CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | before 4.19.307; 4.20 to before 5.4.269; 5.5 to before 5.10.210; 5.11 to before 5.15.149; 5.16 to before 6.1.77; 6.2 to before 6.6.16; 6.7 to before 6.7.4 | Vulnerable | Linux |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 4.19.307; 4.20 to before 5.4.269; 5.5 to before 5.10.210; 5.11 to before 5.15.149; 5.16 to before 6.1.77; 6.2 to before 6.6.16; 6.7 to before 6.7.4 Vulnerable ·Linux
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.19.307, 5.4.269, 5.10.210, 5.15.149, 6.1.77, 6.6.16, 6.7.4, 6.8
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 8 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
Not affected: 1 product
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2023-52583
- 2026-10-03 Alias added: GHSA-ppcf-3xhc-xrx9
References
Patch 8
- https://git.kernel.org/stable/c/eb55ba8aa7fb7aad54f40fbf4d8dcdfdba0bebf6
- https://git.kernel.org/stable/c/6ab4fd508fad942f1f1ba940492f2735e078e980
- https://git.kernel.org/stable/c/e016e358461b89b231626fcf78c5c38e35c44fd3
- https://git.kernel.org/stable/c/a9c15d6e8aee074fae66c04d114f20b84274fcca
- https://git.kernel.org/stable/c/7f2649c94264d00df6b6ac27161e9f4372a3450e
- https://git.kernel.org/stable/c/196b87e5c00ce021e164a5de0f0d04f4116a9160
- https://git.kernel.org/stable/c/76cb2aa3421fee4fde706dec41b1344bc0a9ad67
- https://git.kernel.org/stable/c/b493ad718b1f0357394d2cdecbf00a44a36fa085
More Linux Kernel vulnerabilities
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
- TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
Sources
- CVE-2023-52583 · CVE Program
- CVE-2023-52583 · NVD
- FIRST EPSS
- GHSA-ppcf-3xhc-xrx9 · GitHub Advisory Database · CC BY 4.0
- CVE-2023-52583 · Red Hat security data · CC BY 4.0
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