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author | Alan Somers <asomers@FreeBSD.org> | 2022-01-03 01:00:30 +0000 |
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committer | Alan Somers <asomers@FreeBSD.org> | 2022-01-03 01:01:23 +0000 |
commit | f284bed200b04e48c4ae87a50f4a8a957b0a10ad (patch) | |
tree | 9b8087dd05f17655859b99afe7657973bd103a65 /lib/libsmdb | |
parent | 6226477a462f5ffbeacafdc9461524c95a7eb154 (diff) | |
download | src-f284bed200b04e48c4ae87a50f4a8a957b0a10ad.tar.gz src-f284bed200b04e48c4ae87a50f4a8a957b0a10ad.zip |
geom_gate: ensure readprov is null-terminated
With crafted input to the G_GATE_CMD_CREATE ioctl, geom_gate can be made
to print kernel memory to the system console, potentially revealing
sensitive data from whatever was previously in that memory page.
But but but: this is a case of the sys admin misconfiguring, and you'd
need root privileges to do this.
Submitted By: Johannes Totz <jo@bruelltuete.com>
MFC after: 2 weeks
Reviewed By: asomers
Differential Revision: https://reviews.freebsd.org/D31727
Diffstat (limited to 'lib/libsmdb')
0 files changed, 0 insertions, 0 deletions