CVE-2011-1593

Medium

Multiple integer overflows in the next_pidmap function in kernel/pid.c in the Linux kernel before 2.6.38.4 allow local users to cause a denial of service (system crash) via a crafted (1) getdents or (2) readdir system call.

Package Linux Kernel
Published 2011-05-03
Last modified 2026-04-29
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

4.9

out of 10
Medium
Attack Vector
Local
Attack Complexity
Low
Privileges Required
User Interaction
Scope
Confidentiality
Low
Integrity
None
Availability
Vector string
AV:L/AC:L/Au:N/C:N/I:N/A:C

Weakness type

CWE-190

CVE-2011-1593 is a Integer Overflow vulnerability

What is Integer Overflow?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. Learn more on MITRE CWE

References

13 total
Showing 5 of 13 references View all on NVD

Frequently asked questions

  • What is CVE-2011-1593?

    CVE-2011-1593 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 , classified as an Integer Overflow flaw (CWE-190) . CVE-2011-1593 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2011-1593?

    CVE-2011-1593 has a CVSS score of 4.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C .

  • Is there a patch available for CVE-2011-1593?

    Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2011-1593 patch availability.

  • Is CVE-2011-1593 actively exploited?

    No. CVE-2011-1593 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.