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| author | Stephen Long <steplong@quicinc.com> | 2020-05-07 06:03:02 -0700 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2020-10-23 14:21:15 +0200 |
| commit | d9a5eba477e7ed7183a6d417755790d6ecf22cad (patch) | |
| tree | 9b0c8ba5f23fef7f02e788ff1662a01da66c8762 /util/log.c | |
| parent | 4c5b97bfd0dd54dc27717ae8d1cd10e14eef1430 (diff) | |
| download | qemu-d9a5eba477e7ed7183a6d417755790d6ecf22cad.zip qemu-d9a5eba477e7ed7183a6d417755790d6ecf22cad.tar.gz qemu-d9a5eba477e7ed7183a6d417755790d6ecf22cad.tar.bz2 | |
Fix stack smashing when handling PR_GET_PDEATHSIG
The bug was triggered by the following code on aarch64-linux-user:
int main(void)
{
int PDeathSig = 0;
if (prctl(PR_GET_PDEATHSIG, &PDeathSig) == 0 && PDeathSig == SIGKILL)
prctl(PR_GET_PDEATHSIG, 0);
return (PDeathSig == SIGKILL);
}
Signed-off-by: Stephen Long <steplong@quicinc.com>
Signed-off-by: Ana Pazos <apazos@quicinc.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20200507130302.3684-1-steplong@quicinc.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'util/log.c')
0 files changed, 0 insertions, 0 deletions