7.5
CVSSv3

CVE-2018-17962

Published: 09/10/2018 Updated: 24/08/2020
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

Qemu has a Buffer Overflow in pcnet_receive in hw/net/pcnet.c because an incorrect integer data type is used.

Vulnerability Trend

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qemu qemu 2.1.0

qemu qemu 2.8.0

qemu qemu 2.12.0

oracle linux 7

suse linux enterprise server 11

canonical ubuntu linux 14.04

canonical ubuntu linux 16.04

canonical ubuntu linux 18.04

canonical ubuntu linux 18.10

suse linux enterprise server 12

suse linux enterprise server 15

debian debian linux 8.0

debian debian linux 9.0

redhat linux 6.0

Vendor Advisories

Synopsis Important: qemu-kvm security update Type/Severity Security Advisory: Important Topic An update for qemu-kvm is now available for Red Hat Enterprise Linux 6Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring System (CVSS) base scor ...
Several security issues were fixed in QEMU ...
Integer overflows in the processing of packets in network cards emulated by QEMU, a fast processor emulator, could result in denial of service In addition this update backports support to passthrough the new CPU features added in the intel-microcode update shipped in DSA 4273 to x86-based guests For the stable distribution (stretch), these proble ...
An integer overflow issue was found in the AMD PC-Net II NIC emulation in QEMU It could occur while receiving packets, if the size value was greater than INT_MAX Such overflow would lead to stack buffer overflow issue A user inside guest could use this flaw to crash the QEMU process resulting in DoS ...
Debian Bug report logs - #911470 qemu: CVE-2018-18438: Integer overflow in ccid_card_vscard_read() allows memory corruption Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 20 Oct 2018 14:51:02 UTC ...
Debian Bug report logs - #915884 qemu: CVE-2018-16867: dev-mtp: path traversal in usb_mtp_write_data of the Media Transfer Protocol (MTP) Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Fri, 7 Dec 2018 ...
Debian Bug report logs - #902725 CVE-2018-12617 Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Moritz Muehlenhoff <jmm@debianorg> Date: Fri, 29 Jun 2018 21:09:06 UTC Severity: important Tags: security Found in version qemu/1:212+dfsg-3 Fixed in ...
Debian Bug report logs - #911499 qemu: CVE-2018-17958: rtl8139: integer overflow leads to buffer overflow Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 20 Oct 2018 21:15:01 UTC Severity: import ...
Debian Bug report logs - #914604 qemu: CVE-2018-18954: ppc64: Out-of-bounds r/w stack access in pnv_lpc_do_eccb Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sun, 25 Nov 2018 15:48:01 UTC Severity: i ...
Debian Bug report logs - #911468 qemu: CVE-2018-17962: pcnet: integer overflow leads to buffer overflow Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 20 Oct 2018 14:45:03 UTC Severity: grave Tag ...
Debian Bug report logs - #914727 qemu: CVE-2018-19489: 9pfs: crash due to race condition in renaming files Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Mon, 26 Nov 2018 18:21:01 UTC Severity: import ...
Debian Bug report logs - #901017 qemu: CVE-2018-11806: slirp: heap buffer overflow while reassembling fragmented datagrams Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Fri, 8 Jun 2018 03:42:01 UTC ...
Debian Bug report logs - #910431 qemu: CVE-2018-10839: integer overflow leads to buffer overflow issue Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 6 Oct 2018 07:42:02 UTC Severity: grave Tags ...
Debian Bug report logs - #907500 qemu: CVE-2018-15746: seccomp: blacklist is not applied to all threads Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Tue, 28 Aug 2018 19:57:04 UTC Severity: important ...
Debian Bug report logs - #912535 qemu: CVE-2018-18849 Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Thu, 1 Nov 2018 07:18:02 UTC Severity: important Tags: patch, security, upstream Found in version ...
Debian Bug report logs - #911469 qemu: CVE-2018-17963: net: ignore packets with large size Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 20 Oct 2018 14:45:07 UTC Severity: grave Tags: security, ...
Debian Bug report logs - #914599 qemu: CVE-2018-19364: Use-after-free due to race condition while updating fid path Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sun, 25 Nov 2018 15:09:01 UTC Severit ...