CVE-2017-5856

Impact

Memory leak in the megasas_handle_dcmd function in hw/scsi/megasas.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption) via MegaRAID Firmware Interface (MFI) commands with the sglist size set to a value over 2 Gb.

Affected products

Weakness classification

References

• NVD record
• CVE.org record
• http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=765a707000e838c30b18d712fe6cb3dd8e0435f3
• http://www.openwall.com/lists/oss-security/2017/02/01/19
• http://www.openwall.com/lists/oss-security/2017/02/02/14
• http://www.securityfocus.com/bid/95999
• https://bugzilla.redhat.com/show_bug.cgi?id=1418342
• https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
• https://security.gentoo.org/glsa/201702-28
• http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=765a707000e838c30b18d712fe6cb3dd8e0435f3
• http://www.openwall.com/lists/oss-security/2017/02/01/19
• http://www.openwall.com/lists/oss-security/2017/02/02/14
• http://www.securityfocus.com/bid/95999
• https://bugzilla.redhat.com/show_bug.cgi?id=1418342
• https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
• https://security.gentoo.org/glsa/201702-28