The redirection implementation in parse.y in GNU Bash through 4.3 bash43-026 allows remote attackers to cause a denial of service (out-of-bounds array access and application crash) or possibly have unspecified other impact via crafted use of here documents, aka the "redir_stack" issue.

The redirection implementation in parse.y in GNU Bash through 4.3 bash43-026 allows remote attackers to cause a denial of service (out-of-bounds array access and application crash) or possibly have unspecified other impact via crafted use of here documents, aka the "redir_stack" issue.

QNAP QTS is an operating system for Turbo NAS. QNAP QTS contains a flaw in the GNU Bash shell, which may result in an OS command injection vulnerability (CWE-78). Yuuki Wakisaka of University of Electro-Communications reported this vulnerability to IPA. JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

bash-4.4-92.1 on GA media

bash: code execution via specially-crafted environment (Incomplete fix for CVE-2014-6271) bash: parser can allow out-of-bounds memory access while handling redir_stack bash: off-by-one error in deeply nested flow control constructs

Affected: Ubuntu:14.04:LTS: bash

The redirection implementation in parse.y in GNU Bash through 4.3 bash43-026 allows remote attackers to cause a denial of service (out-of-bounds array access and application crash) or possibly have unspecified other impact via crafted use of here documents, aka the "redir_stack" issue.