CVE-2022-44033 - Vulnerability Details - OpenCVE

Description

An issue was discovered in the Linux kernel through 6.0.6. drivers/char/pcmcia/cm4040_cs.c has a race condition and resultant use-after-free if a physically proximate attacker removes a PCMCIA device while calling open(), aka a race condition between cm4040_open() and reader_detach().

Published: 2022-10-30

Score: 6.4 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

No advisories yet.

No CVSS v4.0

Attack Vector Physical

Attack Complexity High

Privileges Required None

Scope Unchanged

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 0.00036.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9b12f050c76f090cc6d0aebe0ef76fed79ec3f15
https://lore.kernel.org/lkml/20220915020834.GA110086%40ubuntu/
https://lore.kernel.org/lkml/20220919040457.GA302681%40ubuntu/
https://lore.kernel.org/lkml/20220919040457.GA302681@ubuntu/
https://nvd.nist.gov/vuln/detail/CVE-2022-44033
https://www.cve.org/CVERecord?id=CVE-2022-44033

History

No history.

Subscriptions

Linux Linux Kernel

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-10-30T00:00:00.000Z

Updated: 2024-08-03T13:47:05.476Z

Reserved: 2022-10-30T00:00:00.000Z

Link: CVE-2022-44033

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-10-30T01:15:08.880

Modified: 2024-11-21T07:27:34.690

Link: CVE-2022-44033

Redhat

Severity : Moderate

Publid Date: 2022-09-18T06:30:00Z

Links: CVE-2022-44033 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

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{"bugzilla": {"description": "Kernel: A race condition between cm4040_open() and reader_detach() may result in UAF", "id": "2162096", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2162096"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.4", "cvss3_scoring_vector": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-416", "details": ["An issue was discovered in the Linux kernel through 6.0.6. drivers/char/pcmcia/cm4040_cs.c has a race condition and resultant use-after-free if a physically proximate attacker removes a PCMCIA device while calling open(), aka a race condition between cm4040_open() and reader_detach().", "A use-after-free flaw was found in the Linux Kernel. This issue occurs due to a race between cm4040_open() and reader_detach() in drivers/char/pcmcia/cm4040_cs.c when a physically proximate attacker removes a PCMCIA device while calling open()."], "mitigation": {"lang": "en:us", "value": "This flaw can be mitigated by preventing the affected CardMan 4040 kernel module from loading during the boot time, ensure the module is added into the blacklist file.\n~~~\nRefer: \nHow do I blacklist a kernel module to prevent it from loading automatically? \nhttps://access.redhat.com/solutions/41278\n~~~"}, "name": "CVE-2022-44033", "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": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "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": "2022-09-18T06:30:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-44033\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-44033\nhttps://lore.kernel.org/lkml/20220919040457.GA302681@ubuntu/"], "threat_severity": "Moderate"}