Linux kernel compat_sys_clock_settime() date -S argument denial of service

kernel-date-s-dos (24475) The risk level is classified as LowLow Risk

Description:

Linux kernel versions 2.6.15.1 and earlier when running on SPARC systems is vulnerable to a denial of service. A local attacker could execute a date -S command to cause the compat_sys_clock_settime() function to pass invalid arguments to the get_compat_timespec() function which would cause a system panic, resulting in a denial of service.

*CVSS:

Base Score: 2.5
  Access Vector: Local
  Access Complexity: Low
  Authentication: Not Required
  Confidentiality Impact: None
  Integrity Impact: None
  Availability Impact: Partial
 
Temporal Score: 2
  Exploitability: Unproven
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated

Consequences:

Denial of Service

Remedy:

For Debian GNU/Linux:
Refer to DSA-1017-1 for patch, upgrade, or suggested workaround information. See References.

For other distributions:
Contact your vendor for upgrade or patch information.

References:

  • debian-sparc Mailing List, Sat, 28 Jan 2006 19:58:07 +0100: `date -s' on sparc64.
  • BID-17216: Linux Kernel Get_Compat_Timespec and PTrace Local Denial Of Service Vulnerabilities
  • CVE-2006-0482: Linux kernel 2.6.15.1 and earlier, when running on SPARC architectures, allows local users to cause a denial of service (hang) via a date -s command, which causes invalid sign extended arguments to be provided to the get_compat_timespec function call.
  • DSA-1017: kernel-source-2.6.8 -- several vulnerabilities
  • VUPEN/ADV-2006-0418: Linux Kernel date Command Handling Denial of Service Vulnerability

Platforms Affected:

  • Debian Debian Linux 3.1
  • Linux Kernel 2.6.0 test8
  • Linux Kernel 2.6.0 test7
  • Linux Kernel 2.6.0 test6
  • Linux Kernel 2.6.0 test5
  • Linux Kernel 2.6.0
  • Linux Kernel 2.6.0 test3
  • Linux Kernel 2.6.0 test2
  • Linux Kernel 2.6.0 test11
  • Linux Kernel 2.6.0 test10
  • Linux Kernel 2.6.0 test1
  • Linux Kernel 2.6.0 test9
  • Linux Kernel 2.6.0 test4
  • Linux Kernel 2.6.1 rc3
  • Linux Kernel 2.6.1 rc2
  • Linux Kernel 2.6.1
  • Linux Kernel 2.6.1 rc1
  • Linux Kernel 2.6.10 rc3
  • Linux Kernel 2.6.10
  • Linux Kernel 2.6.10 rc2
  • Linux Kernel 2.6.10 rc1
  • Linux Kernel 2.6.11 rc3
  • Linux Kernel 2.6.11 rc4
  • Linux Kernel 2.6.11 rc2
  • Linux Kernel 2.6.11 rc5
  • Linux Kernel 2.6.11 rc1
  • Linux Kernel 2.6.11
  • Linux Kernel 2.6.11.1
  • Linux Kernel 2.6.11.10
  • Linux Kernel 2.6.11.11
  • Linux Kernel 2.6.11.12
  • Linux Kernel 2.6.11.2
  • Linux Kernel 2.6.11.3
  • Linux Kernel 2.6.11.4
  • Linux Kernel 2.6.11.5
  • Linux Kernel 2.6.11.6
  • Linux Kernel 2.6.11.7
  • Linux Kernel 2.6.11.8
  • Linux Kernel 2.6.11.9
  • Linux Kernel 2.6.12 rc6
  • Linux Kernel 2.6.12 rc5
  • Linux Kernel 2.6.12 rc4
  • Linux Kernel 2.6.12 rc3
  • Linux Kernel 2.6.12 rc2
  • Linux Kernel 2.6.12 rc1
  • Linux Kernel 2.6.12
  • Linux Kernel 2.6.12.1
  • Linux Kernel 2.6.12.12
  • Linux Kernel 2.6.12.2
  • Linux Kernel 2.6.12.22
  • Linux Kernel 2.6.12.3
  • Linux Kernel 2.6.12.4
  • Linux Kernel 2.6.12.5
  • Linux Kernel 2.6.12.6
  • Linux Kernel 2.6.13 rc1
  • Linux Kernel 2.6.13 rc2
  • Linux Kernel 2.6.13 rc3
  • Linux Kernel 2.6.13 rc4
  • Linux Kernel 2.6.13 rc5
  • Linux Kernel 2.6.13 rc6
  • Linux Kernel 2.6.13
  • Linux Kernel 2.6.13 rc7
  • Linux Kernel 2.6.13.1
  • Linux Kernel 2.6.13.2
  • Linux Kernel 2.6.13.3
  • Linux Kernel 2.6.13.4
  • Linux Kernel 2.6.13.5
  • Linux Kernel 2.6.14 rc4
  • Linux Kernel 2.6.14 rc5
  • Linux Kernel 2.6.14 rc3
  • Linux Kernel 2.6.14 rc2
  • Linux Kernel 2.6.14
  • Linux Kernel 2.6.14 rc1
  • Linux Kernel 2.6.14.1
  • Linux Kernel 2.6.14.2
  • Linux Kernel 2.6.14.3
  • Linux Kernel 2.6.14.4
  • Linux Kernel 2.6.14.5
  • Linux Kernel 2.6.14.6
  • Linux Kernel 2.6.14.7
  • Linux Kernel 2.6.15 rc1
  • Linux Kernel 2.6.15 rc7
  • Linux Kernel 2.6.15 rc6
  • Linux Kernel 2.6.15
  • Linux Kernel 2.6.15 rc2
  • Linux Kernel 2.6.15 rc5
  • Linux Kernel 2.6.15 rc3
  • Linux Kernel 2.6.15 rc4
  • Linux Kernel 2.6.15.1
  • Linux Kernel 2.6.2 rc3
  • Linux Kernel 2.6.2 rc1
  • Linux Kernel 2.6.2 rc2
  • Linux Kernel 2.6.2
  • Linux Kernel 2.6.3 rc1
  • Linux Kernel 2.6.3
  • Linux Kernel 2.6.3 rc2
  • Linux Kernel 2.6.3 rc3
  • Linux Kernel 2.6.3 rc4
  • Linux Kernel 2.6.4
  • Linux Kernel 2.6.4 rc3
  • Linux Kernel 2.6.4 rc2
  • Linux Kernel 2.6.4 rc1
  • Linux Kernel 2.6.5 rc1
  • Linux Kernel 2.6.5
  • Linux Kernel 2.6.5 rc2
  • Linux Kernel 2.6.5 rc3
  • Linux Kernel 2.6.6 rc3
  • Linux Kernel 2.6.6
  • Linux Kernel 2.6.6 rc2
  • Linux Kernel 2.6.6 rc1
  • Linux Kernel 2.6.7
  • Linux Kernel 2.6.7 rc3
  • Linux Kernel 2.6.7 rc1
  • Linux Kernel 2.6.7 rc2
  • Linux Kernel 2.6.8 rc4
  • Linux Kernel 2.6.8 rc3
  • Linux Kernel 2.6.8 rc2
  • Linux Kernel 2.6.8 rc1
  • Linux Kernel 2.6.8
  • Linux Kernel 2.6.8.1
  • Linux Kernel 2.6.9 rc2
  • Linux Kernel 2.6.9 rc3
  • Linux Kernel 2.6.9
  • Linux Kernel 2.6.9 rc4
  • Linux Kernel 2.6.9 rc1

Reported:

Feb 02, 2006

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