CVE-2024-26677

rxrpc: Fix delayed ACKs to not set the reference serial number

Published Apr 2, 2024 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
In the Linux kernel, the following vulnerability has been resolved:

rxrpc: Fix delayed ACKs to not set the reference serial number

Fix the construction of delayed ACKs to not set the reference serial number
as they can't be used as an RTT reference.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Ubuntu USN Ubuntu USN USN-6895-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6895-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6895-3 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6895-4 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6900-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7021-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7021-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7021-3 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7021-4 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7021-5 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7022-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7022-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7022-3 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7028-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7028-2 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-7039-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7119-1 Linux kernel (IoT) vulnerabilities
History
Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses CWE-476
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
Metrics cvssV3_1

{'score': 4.0, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}

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'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 0.0, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:N'}

threat_severity

None

cvssV3_1

{'score': 4.0, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}

threat_severity

Moderate

Weaknesses

Sources

Status
PUBLISHED
Assigner
Linux
Published
Updated
Oct 30, 2026, 12:17 PM
Reserved
Feb 19, 2024, 2:20 PM
Status
Modified
Published
Apr 2, 2024, 7:15 AM
Modified
Oct 30, 2026, 1:17 PM
Severity
Moderate
Public date
Apr 2, 2024, 12:00 AM