github - ghsa-wc3f-5p43-3cxx

ghsa-wc3f-5p43-3cxx

Vulnerability from github

Published

2022-03-11 00:02

Modified

2022-10-01 00:00

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

A security issue was found in Linux kernel’s OverlayFS subsystem where a local attacker who has the ability to mount the TmpFS filesystem with OverlayFS can abuse a logic bug in the overlayfs code which can inadvertently reveal files hidden in the original mount.

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  "aliases": [
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    "github_reviewed_at": null,
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    "severity": "MODERATE"
  },
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  "id": "GHSA-wc3f-5p43-3cxx",
  "modified": "2022-10-01T00:00:20Z",
  "published": "2022-03-11T00:02:32Z",
  "references": [
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  "severity": [
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      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
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}

CVE-2021-3732 (GCVE-0-2021-3732)

Vulnerability from cvelistv5

Published

2022-03-07 13:56

Modified

2024-08-03 17:01

Severity ?

CWE

CWE-200 - - Exposure of Sensitive Information to an Unauthorized Actor

Summary

A flaw was found in the Linux kernel's OverlayFS subsystem in the way the user mounts the TmpFS filesystem with OverlayFS. This flaw allows a local user to gain access to hidden files that should not be accessible.

References

URL

Tags

	https://bugzilla.redhat.com/show_bug.cgi?id=1995249	x_refsource_MISC
	https://ubuntu.com/security/CVE-2021-3732	x_refsource_MISC
	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=427215d85e8d1476da1a86b8d67aceb485eb3631	x_refsource_MISC
	https://github.com/torvalds/linux/commit/427215d85e8d1476da1a86b8d67aceb485eb3631	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	kernel	Version: Affects kernel before v5.13.11, Fixed in v5.14-rc6 and later.

Show details on NVD website

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