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bug#30415: Unzip CVE-2018-1000031 and others
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From: |
Ricardo Wurmus |
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Subject: |
bug#30415: Unzip CVE-2018-1000031 and others |
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Date: |
Tue, 13 Feb 2018 09:01:44 +0100 |
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User-agent: |
mu4e 0.9.18; emacs 25.3.1 |
Hi Leo,
> The researcher's advisory recommends building UnZip with FORTIFY_SOURCE
> to reduce the impact of the bug. The attached patch does that.
[…]
> + ;; Mitigate CVE-2018-1000035, an exploitable buffer
> overflow.
> + ;; This environment variable is recommended in
> 'unix/Makefile'
> + ;; for passing flags to the C compiler.
> + (setenv "LOCAL_UNZIP" "-D_FORTIFY_SOURCE=1")
> + #t))))))))
This looks good to me. Thank you!
--
Ricardo
GPG: BCA6 89B6 3655 3801 C3C6 2150 197A 5888 235F ACAC
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