Medium severity · published Apr 29, 2020
CVE-2020-12465
An array overflow was discovered in mt76_add_fragment in drivers/net/wireless/mediatek/mt76/dma.c in the Linux kernel before 5.5.10, aka CID-b102f0c522cf
6.7
CVSS
0.4%
EPSS
No
On KEV
Description
An array overflow was discovered in mt76_add_fragment in drivers/net/wireless/mediatek/mt76/dma.c in the Linux kernel before 5.5.10, aka CID-b102f0c522cf. An oversized packet with too many rx fragments can corrupt memory of adjacent pages.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 32% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
4.16 before 4.19.111; 4.20 before 5.4.26; 5.5 before 5.5.10 · source: NVD
AI
Active IQ Unified Manager · Netapp
All versions, or not specified · source: NVD
AB
Aff Baseboard Management Controller · Netapp
a700s · source: NVD
CB
Cloud Backup · Netapp
All versions, or not specified · source: NVD
HB
Hci Baseboard Management Controller · Netapp
h300s; h410c; h410s; h500s; h610c; h610s; +2 more · source: NVD
HC
Hci Compute Node · Netapp
All versions, or not specified · source: NVD
SH
Solidfire & Hci Management Node · Netapp
All versions, or not specified · source: NVD
SB
Solidfire Baseboard Management Controller · Netapp
All versions, or not specified · source: NVD
SC
Steelstore Cloud Integrated Storage · Netapp
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-12465
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-12465
Release Notes
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.5.10
Patch
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b102f0c522cf668c8382c56a4f771b37d011cda2
Patch
https://github.com/torvalds/linux/commit/b102f0c522cf668c8382c56a4f771b37d011cda2
Third Party Advisory
https://security.netapp.com/advisory/ntap-20200608-0001/
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