CVE-2022-1943 - Vulnerability Details - OpenCVE

A flaw out of bounds memory write in the Linux kernel UDF file system functionality was found in the way user triggers some file operation which triggers udf_write_fi(). A local user could use this flaw to crash the system or potentially

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00081.

Key SSVC decision points have not yet been added.

Vendors	Products
Linux	Linux Kernel

Configuration 1 [-]

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

No data.

No data.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c1ad35dd0548ce947d97aaf92f7f2f9a202951cf
https://nvd.nist.gov/vuln/detail/CVE-2022-1943
https://www.cve.org/CVERecord?id=CVE-2022-1943

History

No history.

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2022-06-01T00:00:00

Updated: 2024-08-03T00:24:43.781Z

Reserved: 2022-05-30T00:00:00

Link: CVE-2022-1943

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-06-02T14:15:34.157

Modified: 2024-11-21T06:41:48.320

Link: CVE-2022-1943

Redhat

Severity : Moderate

Publid Date: 2022-05-10T09:00:00Z

Links: CVE-2022-1943 - Bugzilla

OpenCVE Enrichment

No data.

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{"bugzilla": {"description": "kernel: A slab-out-of-bounds Write bug when invoke udf_write_fi via ioctl", "id": "2086412", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2086412"}, "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-787", "details": ["A flaw out of bounds memory write in the Linux kernel UDF file system functionality was found in the way user triggers some file operation which triggers udf_write_fi(). A local user could use this flaw to crash the system or potentially", "An out-of-bounds memory write flaw was found in the Linux kernel\u2019s UDF file system functionality in the way a user triggers some file operations, which triggers udf_write_fi(). This flaw allows a local user to crash or potentially escalate their privileges on the system."], "mitigation": {"lang": "en:us", "value": "To mitigate this issue, prevent the module udf from being loaded. Please see https://access.redhat.com/solutions/41278 for information on how to blacklist a kernel module to prevent it from loading automatically."}, "name": "CVE-2022-1943", "package_state": [{"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": "2022-05-10T09:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-1943\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-1943\nhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c1ad35dd0548ce947d97aaf92f7f2f9a202951cf"], "statement": "Keeping Moderate, because the actual corruption is out of attacker control, so it means that attack complexity could be high or unpredictable.", "threat_severity": "Moderate"}