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author | Marius Bakke <mbakke@fastmail.com> | 2019-04-23 19:43:59 +0200 |
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committer | Marius Bakke <mbakke@fastmail.com> | 2019-04-23 19:43:59 +0200 |
commit | 37da4fbe1562583589eeddb4be8e11bece80fd35 (patch) | |
tree | 4d8a454b27e62f9b8d7b0fe641a9f6aa6de2402c /gnu/packages/patches/mtools-mformat-uninitialized.patch | |
parent | 73326e742d82b6706333885eca770f7518636b1f (diff) | |
parent | e01bd1a67447c1f2a2b5b03e8ea8fbbccd2cd5bd (diff) | |
download | guix-patches-37da4fbe1562583589eeddb4be8e11bece80fd35.tar guix-patches-37da4fbe1562583589eeddb4be8e11bece80fd35.tar.gz |
Merge branch 'master' into staging
Diffstat (limited to 'gnu/packages/patches/mtools-mformat-uninitialized.patch')
-rw-r--r-- | gnu/packages/patches/mtools-mformat-uninitialized.patch | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gnu/packages/patches/mtools-mformat-uninitialized.patch b/gnu/packages/patches/mtools-mformat-uninitialized.patch new file mode 100644 index 0000000000..ae69d45c99 --- /dev/null +++ b/gnu/packages/patches/mtools-mformat-uninitialized.patch @@ -0,0 +1,20 @@ +Fix a bug whereby 'mformat' could end up passing uninitialized bytes +to write(2). This could be reproduced with: + + mformat -C -f 1440 -L 16 -N 77777777 -i /tmp/x :: + +where the output of /tmp/x would be non-deterministic. + +Patch by Ludovic Courtès <ludo@gnu.org>. + +--- mtools-4.0.23/mformat.c 2019-04-21 00:12:01.496116195 +0200 ++++ mtools-4.0.23/mformat.c 2019-04-21 00:12:36.675967157 +0200 +@@ -927,6 +927,7 @@ void mformat(int argc, char **argv, int + + char *endptr; + ++ memset(&boot.bytes, '\0', sizeof boot); + hs = hs_set = 0; + argtracks = 0; + argheads = 0; + |