CVE-2022-1043 - Vulnerability Details - OpenCVE

A flaw was found in the Linux kernel’s io_uring implementation. This flaw allows an attacker with a local account to corrupt system memory, crash the system or escalate privileges.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact High

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 0.10236.

Key SSVC decision points have not yet been added.

Vendors	Products
Linux Subscribe	Linux Kernel Subscribe

Configuration 1 [-]

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2022-24390	A flaw was found in the Linux kernel’s io_uring implementation. This flaw allows an attacker with a local account to corrupt system memory, crash the system or escalate privileges.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://packetstormsecurity.com/files/170834/io_uring-Same-Type-Object-Reuse-Privilege-Escalation.html
https://access.redhat.com/security/cve/CVE-2022-1043
https://bugzilla.redhat.com/show_bug.cgi?id=1997328
https://github.com/torvalds/linux/commit/a30f895ad3239f45012e860d4f94c1a388b36d14
https://nvd.nist.gov/vuln/detail/CVE-2022-1043
https://www.cve.org/CVERecord?id=CVE-2022-1043
https://www.zerodayinitiative.com/advisories/ZDI-22-362/

History

No history.

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2022-08-29T00:00:00

Updated: 2024-08-02T23:47:43.283Z

Reserved: 2022-03-22T00:00:00

Link: CVE-2022-1043

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-08-29T15:15:10.243

Modified: 2024-11-21T06:39:55.150

Link: CVE-2022-1043

Redhat

Severity : Moderate

Publid Date: 2022-02-16T12:00:00Z

Links: CVE-2022-1043 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

CWE-416

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "6A476D21-9A99-4BC7-BB63-A0B392F19E4E", "versionEndExcluding": "5.10.61", "versionStartIncluding": "5.10.51", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8679FC92-58C1-40E5-ABCD-9F513BDFE368", "versionEndExcluding": "5.13.13", "versionStartIncluding": "5.11", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in the Linux kernel\u2019s io_uring implementation. This flaw allows an attacker with a local account to corrupt system memory, crash the system or escalate privileges."}, {"lang": "es", "value": "Se ha encontrado un fallo en la implementaci\u00f3n io_uring del kernel de Linux. Este fallo permite a un atacante con una cuenta local corromper la memoria del sistema, bloquear el sistema o escalar privilegios"}], "id": "CVE-2022-1043", "lastModified": "2024-11-21T06:39:55.150", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.0, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-08-29T15:15:10.243", "references": [{"source": "secalert@redhat.com", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/170834/io_uring-Same-Type-Object-Reuse-Privilege-Escalation.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2022-1043"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1997328"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/torvalds/linux/commit/a30f895ad3239f45012e860d4f94c1a388b36d14"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-362/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/170834/io_uring-Same-Type-Object-Reuse-Privilege-Escalation.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2022-1043"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1997328"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/torvalds/linux/commit/a30f895ad3239f45012e860d4f94c1a388b36d14"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-362/"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: Linux Kernel io_uring Use-After-Free Privilege Escalation Vulnerability", "id": "1997328", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1997328"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-416", "details": ["A flaw was found in the Linux kernel\u2019s io_uring implementation. This flaw allows an attacker with a local account to corrupt system memory, crash the system or escalate privileges.", "A flaw was found in the Linux kernel\u2019s io_uring implementation. This flaw allows an attacker with a local account to corrupt system memory, crash the system or escalate privileges."], "name": "CVE-2022-1043", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2022-02-16T12:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-1043\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-1043\nhttps://github.com/torvalds/linux/commit/a30f895ad3239f45012e860d4f94c1a388b36d14\nhttps://www.zerodayinitiative.com/advisories/ZDI-22-362/"], "statement": "There was no shipped kernel version that was seen affected by this problem.", "threat_severity": "Moderate"}