CVE-2020-25670
HIGHCVSS 7.8/10EPSS 0.61%
Last modified
CVE-2020-25670 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A vulnerability was found in Linux Kernel where refcount leak in llcp_sock_bind() causing use-after-free which might lead to privilege escalations.. EPSS estimates a 0.61% chance of exploitation in the next 30 days.
Description
A vulnerability was found in Linux Kernel where refcount leak in llcp_sock_bind() causing use-after-free which might lead to privilege escalations.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.6, < 4.4.267 |
| Linux | Linux Kernel | >= 4.5, < 4.9.267 |
| Linux | Linux Kernel | >= 4.10, < 4.14.231 |
| Linux | Linux Kernel | >= 4.15, < 4.19.187 |
| Linux | Linux Kernel | >= 4.20, < 5.4.112 |
| Linux | Linux Kernel | >= 5.5, < 5.10.30 |
| Linux | Linux Kernel | >= 5.11, < 5.11.14 |
| Fedoraproject | Fedora | 32 |
| Fedoraproject | Fedora | 33 |
| Fedoraproject | Fedora | 34 |
| Netapp | Active Iq Unified Manager | All versions |
| Netapp | Cloud Backup | All versions |
| Netapp | Solidfire Baseboard Management Controller Firmware | All versions |
| Netapp | H410c Firmware | All versions |
| Netapp | H300s Firmware | All versions |
| Netapp | H500s Firmware | All versions |
| Netapp | H700s Firmware | All versions |
| Netapp | H300e Firmware | All versions |
| Netapp | H500e Firmware | All versions |
| Netapp | H700e Firmware | All versions |
| Netapp | H410s Firmware | All versions |
| Debian | Debian Linux | 9.0 |
References
- http://www.openwall.com/lists/oss-security/2020/11/01/1Exploit, Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/05/11/4Exploit, Mailing List, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00019.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00020.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210702-0008/Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/11/01/1Exploit, Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/11/01/1Exploit, Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/05/11/4Exploit, Mailing List, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00019.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00020.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210702-0008/Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/11/01/1Exploit, Mailing List, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-25670?
A vulnerability was found in Linux Kernel where refcount leak in llcp_sock_bind() causing use-after-free which might lead to privilege escalations.
How severe is CVE-2020-25670?
CVE-2020-25670 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.61% probability of exploitation in the next 30 days.
How do I fix CVE-2020-25670?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-25670?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST