CVE-2022-26878

low-risk
Published 2022-03-11

drivers/bluetooth/virtio_bt.c in the Linux kernel before 5.16.3 has a memory leak (socket buffers have memory allocated but not freed).

Do I need to act?

-
0.10% 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
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Linux

References (10)

Mailing List http://www.openwall.com/lists/oss-security/2022/03/11/1
Release Notes https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.17
Release Notes https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.3
Patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1d...
Patch https://lore.kernel.org/linux-bluetooth/1A203F5E-FB5E-430C-BEA3-86B191D69D58%40h...
Mailing List http://www.openwall.com/lists/oss-security/2022/03/11/1
Release Notes https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.17
Release Notes https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.3
Patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1d...
Patch https://lore.kernel.org/linux-bluetooth/1A203F5E-FB5E-430C-BEA3-86B191D69D58%40h...
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal