In the Linux kernel, the following vulnerability has been resolved:

cifs: Fix xid leak in cifs_copy_file_range()

If the file is used by swap, before return -EOPNOTSUPP, should
free the xid, otherwise, the xid will be leaked.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00026.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
4e8aea30f7751ce7c4b158aa0c04e7744d281cc3 affected < bf49d4fe4ab7b8d812927a2c7b514864d5fc1bb2
4e8aea30f7751ce7c4b158aa0c04e7744d281cc3 affected < 27cfd3afaab000a455194338db3b7f2031fde9d0
4e8aea30f7751ce7c4b158aa0c04e7744d281cc3 affected < dc283313d1ca378d787cb55c1e580dc3de852680
4e8aea30f7751ce7c4b158aa0c04e7744d281cc3 affected < 9a97df404a402fe1174d2d1119f87ff2a0ca2fe9
Linux Linux affected
Version Status Constraints
5.7 affected —
0 unaffected < 5.7
5.10.152 unaffected ≤ 5.10.*
5.15.76 unaffected ≤ 5.15.*
6.0.6 unaffected ≤ 6.0.*
6.1 unaffected ≤ *

No data.

No data.

No data.

Project Subscriptions

Vendors Products
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Linux Kernel Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/27cfd3afaab000a455194338db3b7f2031fde9d0 cve-icon cve-icon
https://git.kernel.org/stable/c/9a97df404a402fe1174d2d1119f87ff2a0ca2fe9 cve-icon cve-icon
https://git.kernel.org/stable/c/bf49d4fe4ab7b8d812927a2c7b514864d5fc1bb2 cve-icon cve-icon
https://git.kernel.org/stable/c/dc283313d1ca378d787cb55c1e580dc3de852680 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025120936-CVE-2022-50643-74ca@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2022-50643 cve-icon
https://www.cve.org/CVERecord?id=CVE-2022-50643 cve-icon
History

Wed, 10 Dec 2025 12:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Low

Tue, 09 Dec 2025 00:30:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: cifs: Fix xid leak in cifs_copy_file_range() If the file is used by swap, before return -EOPNOTSUPP, should free the xid, otherwise, the xid will be leaked.
Title cifs: Fix xid leak in cifs_copy_file_range()
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-12-09T00:00:17.684Z

Reserved: 2025-12-08T23:57:43.370Z

Link: CVE-2022-50643

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-12-09T01:16:46.823

Modified: 2025-12-09T18:37:13.640

Link: CVE-2022-50643

cve-icon Redhat

Severity : Low

Publid Date: 2025-12-09T00:00:00Z

Links: CVE-2022-50643 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses

No weakness.