CVE-2017-15268
Qemu through 2.10.0 allows remote attackers to cause a memory leak by triggering slow data-channel read operations, related to io/channel-websock.c.
02 Description
Qemu through 2.10.0 allows remote attackers to cause a memory leak by triggering slow data-channel read operations, related to io/channel-websock.c.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 4.27% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 90.6% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2017-10-12 15:00Z9 YR AGO
- Last updated
- 2024-08-05 19:50Z2 YR AGO
- Reserved
- 2017-10-11
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 28bd3ef0fd5035dd8d895243306110e11d8da07f4ced0fb0a1e9e3b7d9e37a55
05 Affected products
06 References
- www.debian.orgDSA-4213https://www.debian.org/security/2018/dsa-4213
- access.redhat.comRHSA-2018:0816https://access.redhat.com/errata/RHSA-2018:0816
- www.securityfocus.com101277http://www.securityfocus.com/bid/101277
- access.redhat.comRHSA-2018:1104https://access.redhat.com/errata/RHSA-2018:1104
- bugs.launchpad.nethttps://bugs.launchpad.net/qemu/+bug/1718964
- usn.ubuntu.comUSN-3575-1https://usn.ubuntu.com/3575-1/
- lists.gnu.org[qemu-devel] 20171010 [PATCH v1 1/7] io: monitor encoutput buffer size from websocket GSourcehttps://lists.gnu.org/archive/html/qemu-devel/2017-10/msg02278.html
07 Fixed in
Debian 12
- qemu Fixed in 1:2.11+dfsg-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- qemu Fixed in 1:2.11+dfsg-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- qemu Fixed in 1:2.11+dfsg-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.