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  1. CVEs
  2. CVE-2011-4127
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CVE-2011-4127

medium
  • Information
  • CPEs
  • Plugins

Description

The Linux kernel before 3.2.2 does not properly restrict SG_IO ioctl calls, which allows local users to bypass intended restrictions on disk read and write operations by sending a SCSI command to (1) a partition block device or (2) an LVM volume.

References

https://bugzilla.redhat.com/show_bug.cgi?id=752375

https://github.com/torvalds/linux/commit/ec8013beddd717d1740cfefb1a9b900deef85462

https://github.com/torvalds/linux/commit/0bfc96cb77224736dfa35c3c555d37b3646ef35e

http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.2

http://www.openwall.com/lists/oss-security/2011/12/22/5

http://secunia.com/advisories/48898

http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html

http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0bfc96cb77224736dfa35c3c555d37b3646ef35e

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ec8013beddd717d1740cfefb1a9b900deef85462

Details

Source: MITRE

Published: 2012-07-03

Updated: 2023-02-13

Type: CWE-264

Risk Information

CVSS v2

Base Score: 4.6

Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 3.9

Severity: MEDIUM

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