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

net: rose: lock the socket in rose_bind()

syzbot reported a soft lockup in rose_loopback_timer(),
with a repro calling bind() from multiple threads.

rose_bind() must lock the socket to avoid this issue.

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 0.00033.

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
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected
< b8bf5c3fb778bbb1f3ff7d98ec577c969f687513
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected
< ed00c5f907d08a647b8bf987514ad8c6b17971a7
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected
< d308661a0f4e7c8e86dfc7074a55ee5894c61538
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected
< 667f61b3498df751c8b3f0be1637e7226cbe3ed0
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected
< e0384efd45f615603e6869205b72040c209e69cc
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected
< 970cd2ed26cdab2b0f15b6d90d7eaa36538244a5
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected
< 4c04b0ab3a647e76d0e752b013de8e404abafc63
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected
< a1300691aed9ee852b0a9192e29e2bdc2411a7e6
Linux Linux affected
Version Status Constraints
2.6.12 affected
—
0 unaffected
< 2.6.12
5.4.291 unaffected
≤ 5.4.*
5.10.235 unaffected
≤ 5.10.*
5.15.179 unaffected
≤ 5.15.*
6.1.129 unaffected
≤ 6.1.*
6.6.78 unaffected
≤ 6.6.*
6.12.14 unaffected
≤ 6.12.*
6.13.3 unaffected
≤ 6.13.*
6.14 unaffected
≤ *

Configuration 1 [-]

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc1:*:*:*:*:*:*

No data.

No data.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-4102-1 linux-6.1 security update
Debian DLA Debian DLA DLA-4178-1 linux security update
EUVD EUVD EUVD-2025-5184 In the Linux kernel, the following vulnerability has been resolved: net: rose: lock the socket in rose_bind() syzbot reported a soft lockup in rose_loopback_timer(), with a repro calling bind() from multiple threads. rose_bind() must lock the socket to avoid this issue.
Ubuntu USN Ubuntu USN USN-7510-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7510-2 Linux kernel (FIPS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7510-3 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7510-4 Linux kernel (Real-time) vulnerabilities
Ubuntu USN Ubuntu USN USN-7510-5 Linux kernel (Azure FIPS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7510-6 Linux kernel (AWS FIPS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7510-7 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7510-8 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7511-1 Linux kernel (GCP) vulnerabilities
Ubuntu USN Ubuntu USN USN-7511-2 Linux kernel (GCP FIPS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7511-3 Linux kernel (GKE) vulnerabilities
Ubuntu USN Ubuntu USN USN-7512-1 Linux kernel (GCP) vulnerabilities
Ubuntu USN Ubuntu USN USN-7516-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7516-2 Linux kernel (GCP FIPS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7516-3 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7516-4 Linux kernel (Oracle) vulnerabilities
Ubuntu USN Ubuntu USN USN-7516-5 Linux kernel (HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-7516-6 Linux kernel (IBM) vulnerabilities
Ubuntu USN Ubuntu USN USN-7516-7 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7516-8 Linux kernel (FIPS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7516-9 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7517-1 Linux kernel (Xilinx ZynqMP) vulnerabilities
Ubuntu USN Ubuntu USN USN-7517-2 Linux kernel (IBM) vulnerabilities
Ubuntu USN Ubuntu USN USN-7517-3 Linux kernel (BlueField) vulnerabilities
Ubuntu USN Ubuntu USN USN-7518-1 Linux kernel (Azure FIPS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7521-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7521-2 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7521-3 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7539-1 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-7540-1 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-7593-1 Linux kernel (HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-7602-1 Linux kernel (Xilinx ZynqMP) vulnerabilities
Ubuntu USN Ubuntu USN USN-7640-1 Linux kernel (IoT) vulnerabilities
Ubuntu USN Ubuntu USN USN-7651-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7651-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7651-3 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7651-4 Linux kernel (GCP) vulnerabilities
Ubuntu USN Ubuntu USN USN-7651-5 Linux kernel (Raspberry Pi Real-time) vulnerabilities
Ubuntu USN Ubuntu USN USN-7651-6 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-7652-1 Linux kernel (Real-time) vulnerabilities
Ubuntu USN Ubuntu USN USN-7653-1 Linux kernel (HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-7737-1 Linux kernel (Azure) vulnerabilities
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/4c04b0ab3a647e76d0e752b013de8e404abafc63 cve-icon cve-icon
https://git.kernel.org/stable/c/667f61b3498df751c8b3f0be1637e7226cbe3ed0 cve-icon cve-icon
https://git.kernel.org/stable/c/970cd2ed26cdab2b0f15b6d90d7eaa36538244a5 cve-icon cve-icon
https://git.kernel.org/stable/c/a1300691aed9ee852b0a9192e29e2bdc2411a7e6 cve-icon cve-icon
https://git.kernel.org/stable/c/b8bf5c3fb778bbb1f3ff7d98ec577c969f687513 cve-icon cve-icon
https://git.kernel.org/stable/c/d308661a0f4e7c8e86dfc7074a55ee5894c61538 cve-icon cve-icon
https://git.kernel.org/stable/c/e0384efd45f615603e6869205b72040c209e69cc cve-icon cve-icon
https://git.kernel.org/stable/c/ed00c5f907d08a647b8bf987514ad8c6b17971a7 cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html cve-icon
https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html cve-icon
https://lore.kernel.org/linux-cve-announce/2025022601-CVE-2025-21749-cd11@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2025-21749 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-21749 cve-icon
History

Mon, 03 Nov 2025 20:30:00 +0000

Type Values Removed Values Added
References

Thu, 13 Mar 2025 13:45:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc1:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel

Thu, 13 Mar 2025 12:30:00 +0000

Type Values Removed Values Added
References

Wed, 12 Mar 2025 06:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-667

Fri, 28 Feb 2025 02:00:00 +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

Moderate

Thu, 27 Feb 2025 02:45:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: net: rose: lock the socket in rose_bind() syzbot reported a soft lockup in rose_loopback_timer(), with a repro calling bind() from multiple threads. rose_bind() must lock the socket to avoid this issue.
Title net: rose: lock the socket in rose_bind()
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-11-03T19:36:54.163Z

Reserved: 2024-12-29T08:45:45.758Z

Link: CVE-2025-21749

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2025-02-27T03:15:15.543

Modified: 2025-11-03T20:17:14.310

Link: CVE-2025-21749

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-02-27T00:00:00Z

Links: CVE-2025-21749 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses