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authorEnrico Scholz <enrico.scholz@sigma-chemnitz.de>2010-06-24 15:02:40 +0200
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2010-07-18 09:05:56 +0300
commite8457f16306ad6e2c8708275bf42b5dfff40fffd (patch)
tree79e85cbe35a5059f3e1a0ddd321fd633f678b041 /mtd-utils.spec
parent5db0545e2858da5f79d6461544f94c88f6bf7af9 (diff)
mkfs.jffs2: fix integer underflow in jffs2_rtime_compress()
When '*dstlen' is 0 or 1, comparison will return wrong result. Reported by valgrind as ==5919== Invalid write of size 1 ==5919== at 0x40564E: jffs2_rtime_compress (compr_rtime.c:51) ==5919== by 0x40676B: jffs2_compress (compr.c:246) ==5919== by 0x403EE4: recursive_populate_directory (mkfs.jffs2.c:884) ==5919== Address 0x4e1bdb1 is 0 bytes after a block of size 1 alloc'd ==5919== at 0x4A0515D: malloc (vg_replace_malloc.c:195) ==5919== by 0x40671C: jffs2_compress (compr.c:229) ==5919== by 0x403EE4: recursive_populate_directory (mkfs.jffs2.c:884) Signed-off-by: Enrico Scholz <enrico.scholz@sigma-chemnitz.de> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'mtd-utils.spec')
0 files changed, 0 insertions, 0 deletions