CVE-2020-12465

moderate-risk
Published 2020-04-29

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.

Do I need to act?

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0.17% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.7/10 Medium
LOCAL / LOW complexity

Affected Products (16)

Aff Baseboard Management Controller

Affected Vendors

Linux Netapp

References (8)

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=b102f...
Patch https://github.com/torvalds/linux/commit/b102f0c522cf668c8382c56a4f771b37d011cda...
Third Party Advisory https://security.netapp.com/advisory/ntap-20200608-0001/
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=b102f...
Patch https://github.com/torvalds/linux/commit/b102f0c522cf668c8382c56a4f771b37d011cda...
Third Party Advisory https://security.netapp.com/advisory/ntap-20200608-0001/
40
/ 100
moderate-risk
Severity 21/34 · High
Exploitability 1/34 · Minimal
Exposure 18/34 · Moderate