CVE-2015-7566: linux linux_kernel
Vulnerability summary
CVE-2015-7566 is a medium (CVSS 4.9) vulnerability in linux linux_kernel. EPSS estimates a 1.75% chance of exploitation in the next 30 days, higher than 77.8% of scored vulnerabilities. 1 public exploit is recorded.
Not severe (CVSS 4.6, physical access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 11 · Related 9Timeline
- 08-02-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The clie_5_attach function in drivers/usb/serial/visor.c in the Linux kernel through 4.4.1 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by inserting a USB device that lacks a bulk-out endpoint.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated4.6MediumCVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated4.6MediumCVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
1.75%
Chance of exploitation in the next 30 days
Percentile
78%
Versus all other CVEs
30-day change
No change 0.00 pp
From 1.75% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
1 foundLinux Kernel 3.10.0 (CentOS / RHEL 7.1) - visor clie_5_attach Nullpointer Dereference
Maturity: poc
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Known conditions: physical access, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Novell4 products
- suse_linux_enterprise_debuginfo11:sp4
- suse_linux_enterprise_real_time_extension11:sp4 | 12:sp1
- suse_linux_enterprise_server11:extra | 11:sp4
- suse_linux_enterprise_software_development_kit11:sp4
Ubuntu4 products
- linux< 3.13.0-83.127
- linux-lts-utopic< 3.16.0-69.89~14.04.1
- linux-lts-vivid< 3.19.0-56.62~14.04.1
- linux-lts-wily< 4.2.0-34.39~14.04.1
Debian1 product
- linux< 4.3.3-6
Linux1 product
- linux_kernel≤ 4.4.1
4 vendors · 10 products
References
39 links
security-tracker.debian.org/tracker/CVE-2015-7566X Refsource CONFIRMThird Party AdvisoryVDB EntryAdvisory- lists.fedoraproject.org/pipermail/package-announce/2016-January/175792.htmlVendor AdvisoryX Refsource FEDORA
Show all 39 references
- lists.fedoraproject.org/pipermail/package-announce/2016-January/176194.htmlVendor AdvisoryX Refsource FEDORA
- lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- lists.fedoraproject.org/pipermail/package-announce/2016-February/176484.htmlVendor AdvisoryX Refsource FEDORA
- github.com/torvalds/linux/commit/cb3232138e37129e88240a98a1d2aba2187ff57cX Refsource CONFIRM