CVE-2017-12762
9.8
CRITICAL · CVSS 3.1 · EPSS 5.2% (pctl 92)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
In /drivers/isdn/i4l/isdn_net.c: A user-controlled buffer is copied into a local buffer of constant size using strcpy without a length check which can cause a buffer overflow. This affects the Linux kernel 4.9-stable tree, 4.12-stable tree, 3.18-stable tree, and 4.4-stable tree.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 5.23% — more likely to be exploited than 92% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2017-08-09 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| canonical | ubuntu linux |
| linux | linux kernel |
References
- http://www.openwall.com/lists/oss-security/2020/02/11/1
- http://www.openwall.com/lists/oss-security/2020/02/11/2
- http://www.openwall.com/lists/oss-security/2020/02/14/4
- http://www.securityfocus.com/bid/100251
- https://patchwork.kernel.org/patch/9880041/
- https://usn.ubuntu.com/3620-1/
- https://usn.ubuntu.com/3620-2/
- http://www.openwall.com/lists/oss-security/2020/02/11/1
- http://www.openwall.com/lists/oss-security/2020/02/11/2
- http://www.openwall.com/lists/oss-security/2020/02/14/4
- http://www.securityfocus.com/bid/100251
- https://patchwork.kernel.org/patch/9880041/
- https://usn.ubuntu.com/3620-1/
- https://usn.ubuntu.com/3620-2/
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