CVEvulnerability
CVE-2020-25671
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-05-26
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-416
Description
A vulnerability was found in Linux Kernel, where a refcount leak in llcp_sock_connect() causing use-after-free which might lead to privilege escalations.
Affected configurations
• 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
• netapp cloud backup
• netapp solidfire baseboard management controller firmware
• netapp h410c firmware
• netapp h300s firmware
• netapp h500s firmware
• netapp h700s firmware
• netapp h300e firmware
• netapp h500e firmware
• netapp h700e firmware
• netapp h410s firmware
• debian debian linux 9.0
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- http://www.openwall.com/lists/oss-security/2020/11/01/1 Exploit, Mailing List, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PW3OASG7OEMHANDWBM5US5WKTOC76KMH/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTVACC6PGS6OSD3EYY7FZUAZT2EUMFH5/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VEIEGQXUW37YHZ5MTAZTDCIMHUN26NJS/ lists.fedoraproject.org
- https://security.netapp.com/advisory/ntap-20210702-0008/ Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/11/01/1 Exploit, Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/11/01/1 Exploit, Mailing List, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PW3OASG7OEMHANDWBM5US5WKTOC76KMH/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTVACC6PGS6OSD3EYY7FZUAZT2EUMFH5/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VEIEGQXUW37YHZ5MTAZTDCIMHUN26NJS/ lists.fedoraproject.org
- https://security.netapp.com/advisory/ntap-20210702-0008/ Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/11/01/1 Exploit, Mailing List, Patch, Third Party Advisory