SUNRPC: Fix a server shutdown leak
Priority LOW 24CWE-401Published · Updated
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: 4 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-401.
Summary
In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix a server shutdown leak Fix a race where kthread_stop() may prevent the threadfn from ever getting called. If that happens the svc_rqst will not be cleaned up.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00188 8th percentileScored 2026-11-07
Fix Partial Linux (Linux): 4.10, 5.10.175, 5.15.103 +3Red Hat: 4 without a fix
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 | 4.9.52 to before 4.10 | 4.10 | Patch available | CNA |
| Linux | Linux | 4.12 and later | 5.10.175, 5.15.103, 6.1.20, 6.2.7, 6.3 | Patch available | CNA |
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.10
- Fix · CNA Linux (Linux) Fixed in 5.10.175, 5.15.103, 6.1.20, 6.2.7, 6.3
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 8 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
Not affected: 1 product
- Red Hat Enterprise Linux 10
Timeline
- 2026-10-02 Threatist record created from CVE-2023-53131
- 2026-10-03 Alias added: GHSA-jjmx-g5x5-q3h7
- 2026-11-05 CISA SSVC decision points changed
References
Patch 5
- https://git.kernel.org/stable/c/ce7dd61e004002bc1c48d1ca47c887f3f3cc7370
- https://git.kernel.org/stable/c/ad7e40ee157ba33950a4ccdc284334580da3638d
- https://git.kernel.org/stable/c/7a3720361068ab520aed4608bad31ea9a6cc7fe7
- https://git.kernel.org/stable/c/f74b3286859463cd63cc9d4aeaabd8b0c640182a
- https://git.kernel.org/stable/c/9ca6705d9d609441d34f8b853e1e4a6369b3b171
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-2023-53131 · CVE Program
- CVE-2023-53131 · NVD
- FIRST EPSS
- GHSA-jjmx-g5x5-q3h7 · GitHub Advisory Database · CC BY 4.0
- CVE-2023-53131 · Red Hat security data · CC BY 4.0
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