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CVE-2015-1421

Quick assessment

Affected
n/a n/a
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。NFSv4 implementation是其中的一个分布式文件系统协议。 Linux kernel 3.18.7及之前版本的net/sctp/associola.c文件中的‘sctp_assoc_update’函数存在释放后重用漏洞。远程攻击者可通过触发shared-key数据的不正确处理利用该漏洞造成拒绝服务（slab损坏和系统以外终止）。

AI Predicted 7.5 Difficulty: Moderate EPSS 9.83% · P95
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I. Basic Information for CVE-2015-1421

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Use-after-free vulnerability in the sctp_assoc_update function in net/sctp/associola.c in the Linux kernel before 3.18.8 allows remote attackers to cause a denial of service (slab corruption and panic) or possibly have unspecified other impact by triggering an INIT collision that leads to improper handling of shared-key data.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 释放后重用漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。NFSv4 implementation是其中的一个分布式文件系统协议。 Linux kernel 3.18.7及之前版本的net/sctp/associola.c文件中的‘sctp_assoc_update’函数存在释放后重用漏洞。远程攻击者可通过触发shared-key数据的不正确处理利用该漏洞造成拒绝服务（slab损坏和系统以外终止）。
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

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2015-1421

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III. Intelligence Information for CVE-2015-1421

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Patches & Fixes for CVE-2015-1421 (2)

Vendor Advisories for CVE-2015-1421 (15)

Mailing List Discussions for CVE-2015-1421 (3)

Other References for CVE-2015-1421 (1)

Same Patch Batch · n/a · 2015-03-16 · 10 CVEs total

CVE-2014-9687 eCryptfs 信任管理漏洞
CVE-2015-0778 Novell osc 操作系统命令注入漏洞
CVE-2014-7822 Linux kernel 权限许可和访问控制问题漏洞
CVE-2014-8159 Red Hat Enterprise Linux 权限许可和访问控制问题漏洞
CVE-2014-8172 Linux kernel 代码注入漏洞
CVE-2014-8173 Linux kernel 安全漏洞
CVE-2015-0274 Linux kernel XFS 安全漏洞
CVE-2015-1420 linux kernel 竞争条件漏洞
CVE-2015-1593 Linux kernel 权限许可和访问控制问题漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2015-1421

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