CVE-2024-26655

In the Linux kernel, the following vulnerability has been resolved: Fix memory leak in posix_clock_open() If the clk ops.open() function returns an error, we don't release the pccontext we allocated for this clock. Re-organize the code slightly to make it all more obvious.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/0200dd7ed2335469955d7e69cc1a6fa7df1f3847	Patch
https://git.kernel.org/stable/c/5b4cdd9c5676559b8a7c944ac5269b914b8c0bb8	Patch
https://git.kernel.org/stable/c/a88649b49523e8cbe95254440d803e38c19d2341	Patch
https://git.kernel.org/stable/c/ea2d9bfd422e92fd197f6a0b1fe7d81413b871e0
https://git.kernel.org/stable/c/0200dd7ed2335469955d7e69cc1a6fa7df1f3847	Patch
https://git.kernel.org/stable/c/5b4cdd9c5676559b8a7c944ac5269b914b8c0bb8	Patch
https://git.kernel.org/stable/c/a88649b49523e8cbe95254440d803e38c19d2341	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.9:rc1::::::

History

No history.

Information

Published : 2024-04-01 15:15

Updated : 2026-01-30 10:15

NVD link : CVE-2024-26655

Mitre link : CVE-2024-26655

CVE.ORG link : CVE-2024-26655

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

{"id": "CVE-2024-26655", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2024-04-01T15:15:49.910", "references": [{"url": "https://git.kernel.org/stable/c/0200dd7ed2335469955d7e69cc1a6fa7df1f3847", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/5b4cdd9c5676559b8a7c944ac5269b914b8c0bb8", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a88649b49523e8cbe95254440d803e38c19d2341", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ea2d9bfd422e92fd197f6a0b1fe7d81413b871e0", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/0200dd7ed2335469955d7e69cc1a6fa7df1f3847", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/5b4cdd9c5676559b8a7c944ac5269b914b8c0bb8", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/a88649b49523e8cbe95254440d803e38c19d2341", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-401"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nFix memory leak in posix_clock_open()\n\nIf the clk ops.open() function returns an error, we don't release the\npccontext we allocated for this clock.\n\nRe-organize the code slightly to make it all more obvious."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: Reparar la p\u00e9rdida de memoria en posix_clock_open() Si la funci\u00f3n clk ops.open() devuelve un error, no liberamos el contexto de pc que asignamos para este reloj. Reorganice ligeramente el c\u00f3digo para que sea m\u00e1s obvio."}], "lastModified": "2026-01-30T10:15:53.173", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6BE9771A-BAFD-4624-95F9-58D536540C53", "versionEndExcluding": "6.7.12", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4C59BBC3-6495-4A77-9C82-55EC7CDF5E02", "versionEndExcluding": "6.8.3", "versionStartIncluding": "6.8"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.9:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "22BEDD49-2C6D-402D-9DBF-6646F6ECD10B"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}