CVE-2026-22990

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

23/01/2026

Last modified:

26/02/2026

Description

In the Linux kernel, the following vulnerability has been resolved: libceph: replace overzealous BUG_ON in osdmap_apply_incremental() If the osdmap is (maliciously) corrupted such that the incremental osdmap epoch is different from what is expected, there is no need to BUG. Instead, just declare the incremental osdmap to be invalid.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	2.6.34.1 (including)	5.10.248 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.198 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.161 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.121 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.12.66 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.13 (including)	6.18.6 (excluding)
cpe:2.3:o:linux:linux_kernel:2.6.34:-::::::
cpe:2.3:o:linux:linux_kernel:2.6.34:rc2::::::
cpe:2.3:o:linux:linux_kernel:2.6.34:rc3::::::
cpe:2.3:o:linux:linux_kernel:2.6.34:rc4::::::
cpe:2.3:o:linux:linux_kernel:2.6.34:rc5::::::
cpe:2.3:o:linux:linux_kernel:2.6.34:rc6::::::
cpe:2.3:o:linux:linux_kernel:2.6.34:rc7::::::
cpe:2.3:o:linux:linux_kernel:6.19:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.19:rc2::::::

To consult the complete list of CPE names with products and versions, see this page

CVE-2026-22990

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools