CVE-2017-16525: canonical ubuntu_linux Use After Free
Vulnerability summary
CVE-2017-16525 is a high (CVSS 7.2) Use After Free vulnerability in canonical ubuntu_linux. EPSS estimates a 0.39% chance of exploitation in the next 30 days, higher than 33.5% of scored vulnerabilities.
Not severe (CVSS 6.6, physical access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 12 · Related 11Timeline
- 04-11-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
The usb_serial_console_disconnect function in drivers/usb/serial/console.c in the Linux kernel before 4.13.8 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via a crafted USB device, related to disconnection and failed setup.
CVSS metrics
5 scores · 3 sources · 3 versions- OSV · UbuntuEcosystem advisory · calculated6.6MediumCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated6.6MediumCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.39%
Chance of exploitation in the next 30 days
Percentile
34%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.39% 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
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: physical access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu15 products
- linux< 3.13.0-142.191 | < 4.4.0-101.124
- linux-aws< 4.4.0-1003.3 | < 4.4.0-1041.50
- linux-azure< 4.13.0-1005.7
- linux-azure-fdeAll versions (No fix recorded)
- linux-gcp< 4.13.0-1002.5
Debian2 products
- linux< 4.13.10-1
- debian_linuxEOL7.0
Canonical1 product
- ubuntu_linuxEOL12.04 | 14.04
Linux1 product
- linux_kernel≥ 2.6.18, < 3.2.96 | ≥ 3.3, < 3.10.108 | ≥ 3.11, < 3.16.51 | ≥ 3.17, < 3.18.76 | ≥ 3.19, < 4.1.46 | ≥ 4.2, < 4.4.93 | ≥ 4.5, < 4.9.57 | ≥ 4.10, < 4.13.8
4 vendors · 19 products
References
16 links
lists.debian.org/debian-lts-announce/2017/12/msg00004.htmlMailing ListX Refsource MLISTThird Party Advisory- github.com/torvalds/linux/commit/299d7572e46f98534033a9e65973f13ad1ce9047X Refsource MISCPatchThird Party AdvisoryREPORT
- groups.google.com/d/msg/syzkaller/cMACrmo1x0k/4KhRoUgABAAJX Refsource MISCThird Party AdvisoryREPORT
- github.com/torvalds/linux/commit/bd998c2e0df0469707503023d50d46cf0b10c787X Refsource MISCPatchThird Party AdvisoryREPORT