NULL Pointer Dereference Affecting qemu-block-ssh package, versions <10:3.1.0-7.amzn2.0.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-AMZN2-QEMUBLOCKSSH-1671399
- published27 Sept 2021
- disclosed24 May 2019
Introduced: 24 May 2019
CVE-2019-12155 (opens in a new tab)How to fix?
Upgrade Amazon-Linux:2 qemu-block-ssh to version 10:3.1.0-7.amzn2.0.1 or higher.
This issue was patched in ALAS2-2019-1248.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu-block-ssh package and not the qemu-block-ssh package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2 relevant fixed versions and status.
interface_release_resource in hw/display/qxl.c in QEMU 3.1.x through 4.0.0 has a NULL pointer dereference.
References
- https://seclists.org/bugtraq/2019/May/76
- http://www.openwall.com/lists/oss-security/2019/05/22/1
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12155
- https://www.debian.org/security/2019/dsa-4454
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BOE3PVFPMWMXV3DGP2R3XIHAF2ZQU3FS/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RVDHJB2QKXNDU7OFXIHIL5O5VN5QCSZL/
- https://git.qemu.org/?p=qemu.git;a=commit;h=3be7eb2f47bf71db5f80fcf8750ea395dd5ffdd2
- https://lists.gnu.org/archive/html/qemu-devel/2019-05/msg01321.html
- https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html
- https://access.redhat.com/errata/RHBA-2019:3723
- https://access.redhat.com/errata/RHSA-2019:2607
- https://access.redhat.com/errata/RHSA-2019:2892
- https://access.redhat.com/errata/RHSA-2019:3179
- https://access.redhat.com/errata/RHSA-2019:3345
- https://access.redhat.com/errata/RHSA-2019:3742
- https://access.redhat.com/errata/RHSA-2019:3787
- https://access.redhat.com/errata/RHSA-2019:4344
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00000.html
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00008.html
- https://usn.ubuntu.com/4191-1/
- https://usn.ubuntu.com/4191-2/
- https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=3be7eb2f47bf71db5f80fcf8750ea395dd5ffdd2
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BOE3PVFPMWMXV3DGP2R3XIHAF2ZQU3FS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RVDHJB2QKXNDU7OFXIHIL5O5VN5QCSZL/