CVE-2017-17969

Heap-based buffer overflow in the NCompress::NShrink::CDecoder::CodeReal method in 7-Zip before 18.00 and p7zip allows remote attackers to cause a denial of service (out-of-bounds write) or potentially execute arbitrary code via a crafted ZIP archive.

• CWE-787

• http://www.securitytracker.com/id/1040831
• https://0patch.blogspot.si/2018/02/two-interesting-micropatches-for-7-zip.html
• https://github.com/p7zip-project/p7zip/issues/7
• https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/Exploit, Technical Description, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2018/02/msg00003.htmlMailing List, Third Party Advisory
• https://usn.ubuntu.com/3913-1/
• https://www.debian.org/security/2018/dsa-4104Third Party Advisory
• http://www.securitytracker.com/id/1040831
• https://0patch.blogspot.si/2018/02/two-interesting-micropatches-for-7-zip.html
• https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/Exploit, Technical Description, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2018/02/msg00003.htmlMailing List, Third Party Advisory
• https://usn.ubuntu.com/3913-1/
• https://www.debian.org/security/2018/dsa-4104Third Party Advisory

Published

Jan 30, 2018

Last Modified

Jun 17, 2026

Status

Modified

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