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CVE-2012-0056

EPSS 73.86% · P99
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I. Basic Information for CVE-2012-0056

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The mem_write function in the Linux kernel before 3.2.2, when ASLR is disabled, does not properly check permissions when writing to /proc/<pid>/mem, which allows local users to gain privileges by modifying process memory, as demonstrated by Mempodipper.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 2.6.39以及其他版本的mem_write函数中存在权限许可和访问控制问题漏洞，该漏洞源于当ASLR被禁用时，在写入到/proc/<pid>/mem时未正确检查权限。本地用户可利用该漏洞通过修改进程内存提升权限。该漏洞已在Mempodipper中被证实。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
-n/a n/a -

II. Public POCs for CVE-2012-0056

#POC DescriptionSource LinkShenlong Link
1Mempodipper, a linux local root exploit.https://github.com/srclib/CVE-2012-0056POC Details
2linux 提权https://github.com/pythonone/CVE-2012-0056POC Details
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III. Intelligence Information for CVE-2012-0056

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Same Patch Batch · n/a · 2012-01-27 · 20 CVEs total

CVE-2011-4325Linux kernel 安全漏洞
CVE-2012-0807PHP ‘suhosin_encrypt_single_cookie’函数缓冲区溢出漏洞
CVE-2012-0806Bip缓冲区溢出漏洞
CVE-2012-0395EMC NetWorker缓冲区溢出漏洞
CVE-2011-4354OpenSSL 加密问题漏洞
CVE-2011-4143EMC RSA enVision信息泄露漏洞
CVE-2012-0029QEMU 缓冲区错误漏洞
CVE-2011-4622Linux Kernel拒绝服务漏洞
CVE-2011-4608Red Hat JBoss Enterprise Application Platform 权限许可和访问控制问题漏洞
CVE-2011-4330Linux Kernel本地权限提升漏洞
CVE-2012-0814OpenSSH 信任管理问题漏洞
CVE-2011-4314Red Hat ‘JBoss Enterprise Web Platform’ 安全漏洞
CVE-2011-4132Linux Kernel 'journal_get_superblock()' 拒绝服务漏洞
CVE-2011-4110Linux kernel 权限许可和访问控制问题漏洞
CVE-2011-4077Linux Kernel ‘xfs_readlink()’ 缓冲区错误漏洞
CVE-2011-3874Android ‘libsysutils’缓冲区溢出漏洞
CVE-2011-3626Logsurfer ‘prepare_exec’函数资源管理错误漏洞
CVE-2011-2203Linux kernel 权限许可和访问控制问题漏洞
CVE-2011-1162Linux Kernel ‘tpm_read()’信息泄漏漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2012-0056

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