Date: Mon, 23 Mar 2020 12:39:19 +0000 (UTC) From: David Bright <dab@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r359237 - stable/11/sys/cam/nvme Message-ID: <202003231239.02NCdJxw031611@repo.freebsd.org>
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Author: dab Date: Mon Mar 23 12:39:18 2020 New Revision: 359237 URL: https://svnweb.freebsd.org/changeset/base/359237 Log: MFC r359129: Fix parameter reversal potentially causing buffer overrun. Two arguments were reversed in calls to cam_strvis() in nvme_da.c. This was found by a Coverity scan of this code within Dell (Isilon). These are also marked in the FreeBSD Coverity scan as CIDs 1400526 & 1400531. Sponsored by: Dell EMC Isilon Modified: stable/11/sys/cam/nvme/nvme_da.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/cam/nvme/nvme_da.c ============================================================================== --- stable/11/sys/cam/nvme/nvme_da.c Mon Mar 23 12:38:44 2020 (r359236) +++ stable/11/sys/cam/nvme/nvme_da.c Mon Mar 23 12:39:18 2020 (r359237) @@ -774,9 +774,9 @@ ndaregister(struct cam_periph *periph, void *arg) * the serial or model number strings. */ nvme_strvis(disk->d_descr, cd->mn, - sizeof(disk->d_descr), NVME_MODEL_NUMBER_LENGTH); + NVME_MODEL_NUMBER_LENGTH, sizeof(disk->d_descr)); nvme_strvis(disk->d_ident, cd->sn, - sizeof(disk->d_ident), NVME_SERIAL_NUMBER_LENGTH); + NVME_SERIAL_NUMBER_LENGTH, sizeof(disk->d_ident)); disk->d_hba_vendor = cpi.hba_vendor; disk->d_hba_device = cpi.hba_device; disk->d_hba_subvendor = cpi.hba_subvendor;
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