Vulnerability · Published Mar 11, 2022 · Assigned by mitre
CVE-2022-26878
Medium 5.5
In plain English
A medium-severity security flaw in the linux package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 27% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.3%top 72.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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).
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 5.16.7-1 | DEBIAN-CVE-2022-26878 |
| Debian:13 | linux | 5.16.7-1 | DEBIAN-CVE-2022-26878 |
| Debian:14 | linux | 5.16.7-1 | DEBIAN-CVE-2022-26878 |
Affected products (as reported)
References
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1d0688421449718c6c5f46e458a378c9b530ba18 x_refsource_MISC
- https://lore.kernel.org/linux-bluetooth/1A203F5E-FB5E-430C-BEA3-86B191D69D58%40holtmann.org/ x_refsource_MISC
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.3 x_refsource_MISC
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.17 x_refsource_MISC
- [oss-security] 20220311 CVE-2022-26878: Memory leak in Linux VirtIO Bluetooth driver mailing-list, x_refsource_MLIST