CVE-2011-3336
regcomp in the BSD implementation of libc is vulnerable to denial of service due to stack...
regcomp in the BSD implementation of libc is vulnerable to denial of service due to stack exhaustion.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
regcomp in the BSD implementation of libc is vulnerable to denial of service due to stack exhaustion.
- Record
CVE-2011-3336- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-400
- Updated
- 2026-11-02
CVE ListNo score
regcomp in the BSD implementation of libc is vulnerable to denial of service due to stack exhaustion.
- Record
CVE-2011-3336- Updated
- 2026-11-02
EUVDEUVD-2011-3300No score
regcomp in the BSD implementation of libc is vulnerable to denial of service due to stack exhaustion.
- Record
EUVD-2011-3300- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g49p-q335-6257No score
regcomp in the BSD implementation of libc is vulnerable to denial of service due to stack...
regcomp in the BSD implementation of libc is vulnerable to denial of service due to stack exhaustion.
- Record
GHSA-g49p-q335-6257- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Libc - 'regcomp()' Stack Exhaustion Denial of Service | 2011-11-04 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-3336 is a high vulnerability (CVSS 7.5) in Apple Mac Os X, published February 12, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 6.49%, the 93rd percentile. No source names a fixed version.