CVE-2012-4426
First published: Wed Nov 21 2012(Updated: )
Multiple format string vulnerabilities in mcrypt 2.6.8 and earlier might allow user-assisted remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via vectors involving (1) errors.c or (2) mcrypt.c.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Libgcrypt | <=2.6.8 | |
| Libgcrypt | =2.6.4 | |
| Libgcrypt | =2.6.5 | |
| Libgcrypt | =2.6.6 | |
| Libgcrypt | =2.6.7 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2012-4426?
CVE-2012-4426 has a medium severity rating due to the potential for denial of service and arbitrary code execution.
How do I fix CVE-2012-4426?
To fix CVE-2012-4426, upgrade to mcrypt version 2.6.9 or later.
What are the affected versions by CVE-2012-4426?
CVE-2012-4426 affects mcrypt versions 2.6.8 and earlier.
What kind of attacks can CVE-2012-4426 enable?
CVE-2012-4426 can enable user-assisted remote attackers to potentially cause a denial of service or execute arbitrary code.
What components are involved in CVE-2012-4426?
CVE-2012-4426 involves format string vulnerabilities in mcrypt's errors.c and mcrypt.c.
- agent/type
- agent/last-modified-date
- agent/first-publish-date
- agent/weakness
- agent/severity
- agent/references
- agent/author
- agent/softwarecombine
- agent/tags
- agent/description
- agent/event
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/mcrypt
- canonical/libgcrypt
- version/libgcrypt/2.6.8
- version/libgcrypt/2.6.4
- version/libgcrypt/2.6.5
- version/libgcrypt/2.6.6
- version/libgcrypt/2.6.7