59218 : SystemTap CIE / CFI Record Unwind Table Handling Infinite Loop DoS
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Timeline

Disclosure Date
2009-10-15

Description

<em style='font-weight:bold;'>(Description Provided by <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=2009-2911" target="_blank">CVE</a>)</em> : SystemTap 1.0, when the --unprivileged option is used, does not properly restrict certain data sizes, which allows local users to (1) cause a denial of service or gain privileges via a print operation with a large number of arguments that trigger a kernel stack overflow, (2) cause a denial of service via crafted DWARF expressions that trigger a kernel stack frame overflow, or (3) cause a denial of service (infinite loop) via vectors that trigger creation of large unwind tables, related to Common Information Entry (CIE) and Call Frame Instruction (CFI) records.

Classification

Location: Local Access Required
Attack Type: Denial of Service, Input Manipulation
Impact: Loss of Availability
Solution: Upgrade
Disclosure: Vendor Verified, Third-party Verified

Products

Unknown or Incomplete

References

CVE ID: 2009-2911 (see also: NVD)
Bugtraq ID: 36778
Secunia Advisory ID: 37167
Related OSVDB ID: 59216 59217
Other Advisory URL: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41633
http://www.openwall.com/lists/oss-security/2009/10/21/1
http://www.vupen.com/english/advisories/2009/2989
Vendor Specific News/Changelog Entry: http://sources.redhat.com/bugzilla/show_bug.cgi?id=10750
https://bugzilla.redhat.com/show_bug.cgi?id=529175
https://www.redhat.com/archives/fedora-package-announce/2009-October/msg00627.html
https://www.redhat.com/archives/fedora-package-announce/2009-October/msg00793.html

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 1.9
Source: nvd.nist.gov | Generated: 2009-10-23 | Disagree?

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