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PCRE 缓冲区错误漏洞

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漏洞信息详情

PCRE 缓冲区错误漏洞

  • CNNVD编号：CNNVD-202006-1028
    • <!--
  • 危害等级： 高危-->
  • 危害等级： 高危
  • CVE编号： CVE-2019-20838
  • 漏洞类型： 缓冲区错误
  • 发布时间： 2020-06-15
  • 威胁类型： 远程
  • 更新时间： 2021-12-01
  • 厂        商：
  • 漏洞来源： Apple

漏洞简介

PCRE是Philip Hazel软件开发者的一款使用C语言编写的开源正则表达式函数库。

PCRE 8.43之前版本中的libpcre存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。

漏洞公告

目前厂商已发布升级补丁以修复漏洞，补丁获取链接：

https://www.pcre.org/original/changelog.txt

参考网址

来源:CONFIRM

链接:https://support.apple.com/kb/HT211931

来源:MISC

链接:https://bugs.gentoo.org/717920

来源:MISC

链接:https://www.pcre.org/original/changelog.txt

来源:FULLDISC

链接:http://seclists.org/fulldisclosure/2020/Dec/32

来源:CONFIRM

链接:https://support.apple.com/kb/HT212147

来源:FULLDISC

链接:http://seclists.org/fulldisclosure/2021/Feb/14

来源:MLIST

链接:https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772@%3Cdev.mina.apache.org%3E

来源:nvd.nist.gov

链接:https://nvd.nist.gov/vuln/detail/CVE-2019-20838

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164927/Red-Hat-Security-Advisory-2021-4614-01.html

来源:www.cybersecurity-help.cz

链接:https://www.cybersecurity-help.cz/vdb/SB2021111102

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164825/Red-Hat-Security-Advisory-2021-4373-04.html

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/165096/Red-Hat-Security-Advisory-2021-4845-05.html

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3935

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/161245/Apple-Security-Advisory-2021-02-01-1.html

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2020.4060/

来源:support.apple.com

链接:https://support.apple.com/en-us/HT212147

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3905

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.0349/

来源:support.apple.com

链接:https://support.apple.com/en-us/HT211931

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.4019

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/165002/Red-Hat-Security-Advisory-2021-4032-01.html

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/165099/Red-Hat-Security-Advisory-2021-4848-07.html

来源:vigilance.fr

链接:https://vigilance.fr/vulnerability/Apple-macOS-11-multiple-vulnerabilities-33899

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/160545/Apple-Security-Advisory-2020-12-14-4.html

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3781

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3864

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2021.3586

来源:vigilance.fr

链接:https://vigilance.fr/vulnerability/pcre-out-of-bounds-memory-reading-via-JIT-compiler-36751

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2020.4060.2/

来源:packetstormsecurity.com

链接:https://packetstormsecurity.com/files/164967/Red-Hat-Security-Advisory-2021-4627-01.html

受影响实体

    暂无


补丁

  • PCRE 缓冲区错误漏洞的修复措施
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