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linux/lib/mpi
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Herbert Xu c8ea9fce2b lib/mpi: Fix karactx leak in mpi_powm 
Sometimes mpi_powm will leak karactx because a memory allocation
failure causes a bail-out that skips the freeing of karactx.  This
patch moves the freeing of karactx to the end of the function like
everything else so that it can't be skipped.

Reported-by: syzbot+f7baccc38dcc1e094e77@syzkaller.appspotmail.com
Fixes: cdec9cb5167a ("crypto: GnuPG based MPI lib - source files...")
Cc: <stable@vger.kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Reviewed-by: Eric Biggers <ebiggers@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2019-07-03 22:11:55 +08:00
..
generic_mpih-add1.c
crypto: GnuPG based MPI lib - source files (part 1)
2011-11-09 11:45:22 +02:00
generic_mpih-lshift.c
crypto: GnuPG based MPI lib - source files (part 1)
2011-11-09 11:45:22 +02:00
generic_mpih-mul1.c
crypto: GnuPG based MPI lib - source files (part 1)
2011-11-09 11:45:22 +02:00
generic_mpih-mul2.c
crypto: GnuPG based MPI lib - source files (part 1)
2011-11-09 11:45:22 +02:00
generic_mpih-mul3.c
crypto: GnuPG based MPI lib - source files (part 1)
2011-11-09 11:45:22 +02:00
generic_mpih-rshift.c
crypto: GnuPG based MPI lib - source files (part 1)
2011-11-09 11:45:22 +02:00
generic_mpih-sub1.c
crypto: GnuPG based MPI lib - source files (part 1)
2011-11-09 11:45:22 +02:00
longlong.h
lib/mpi: Fix umul_ppmm() for MIPS64r6
2017-12-22 19:39:09 +11:00
Makefile
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mpi-bit.c
MPILIB: Provide count_leading/trailing_zeros() based on arch functions
2012-10-08 13:50:11 +10:30
mpi-cmp.c
MPILIB: Fix comparison of negative MPIs
2015-01-14 16:10:12 +00:00
mpi-inline.h
lib/mpi: use "static inline" instead of "extern inline"
2016-02-28 03:26:34 +08:00
mpi-internal.h
lib/mpi: headers cleanup
2018-06-07 17:34:39 -07:00
mpi-pow.c
lib/mpi: Fix karactx leak in mpi_powm
2019-07-03 22:11:55 +08:00
mpicoder.c
lib/mpi: kunmap after finishing accessing buffer
2017-08-22 14:45:01 +08:00
mpih-cmp.c
crypto: GnuPG based MPI lib - source files (part 1)
2011-11-09 11:45:22 +02:00
mpih-div.c
Remove unused code from MPI library
2012-05-26 11:51:03 +10:00
mpih-mul.c
Remove unused code from MPI library
2012-05-26 11:51:03 +10:00
mpiutil.c
treewide: kzalloc() -> kcalloc()
2018-06-12 16:19:22 -07:00