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x11vnc: fix CVE-2020-29074

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scan.c in x11vnc 0.9.16 uses IPC_CREAT|0777 in shmget calls, which allows
access by actors other than the current user.

Fixes: CVE-2020-29074
This commit is contained in:
Martin Weinelt 2020-11-28 15:58:55 +01:00
parent 037d1121a4
commit 1c414c565b
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GPG key ID: 87C1E9888F856759
1 changed files with 9 additions and 1 deletions
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10
pkgs/tools/X11/x11vnc/default.nix
View file

@ -1,4 +1,4 @@
{ stdenv, fetchFromGitHub,
{ stdenv, fetchFromGitHub, fetchpatch,
openssl, zlib, libjpeg, xorg, coreutils, libvncserver,
autoreconfHook, pkgconfig }:
@ -13,6 +13,14 @@ stdenv.mkDerivation rec {
sha256 = "1g652mmi79pfq4p5p7spaswa164rpzjhc5rn2phy5pm71lm0vib1";
};
patches = [
(fetchpatch {
name = "CVE-2020-29074.patch";
url = "https://github.com/LibVNC/x11vnc/commit/69eeb9f7baa14ca03b16c9de821f9876def7a36a.patch";
sha256 = "0hdhp32g2i5m0ihmaxkxhsn3d5f2qasadvwpgxify4xnzabmyb2d";
})
];
nativeBuildInputs = [ autoreconfHook pkgconfig ];
buildInputs =