Vulnerability details
CVE-2025-68283
Linux Linux
libceph: replace BUG_ON with bounds check for map->max_osd
CVSS 3.1
7.5High
Official description
In the Linux kernel, the following vulnerability has been resolved: libceph: replace BUG_ON with bounds check for map->max_osd OSD indexes come from untrusted network packets. Boundary checks are added to validate these against map->max_osd. [ idryomov: drop BUG_ON in ceph_get_primary_affinity(), minor cosmetic edits ]
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.5High | 3.1 | CVEProject cvelistV5 (CNA) (Linux) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Linux | Linux | 2.6.34 | CVEProject cvelistV5 (CNA) |
| Linux | Linux | f24e9980eb860d8600cbe5ef3d2fd9295320d229 ≤ v < 57f5fbae9f1024aba17ff75e00433324115c548a | CVEProject cvelistV5 (CNA) |
| Linux | Linux | f24e9980eb860d8600cbe5ef3d2fd9295320d229 ≤ v < becc488a4d864db338ebd4e313aa3c77da24b604 | CVEProject cvelistV5 (CNA) |
| Linux | Linux | f24e9980eb860d8600cbe5ef3d2fd9295320d229 ≤ v < e67e3be690f5f7e3b031cf29e8d91e6d02a8e30d | CVEProject cvelistV5 (CNA) |
| Linux | Linux | f24e9980eb860d8600cbe5ef3d2fd9295320d229 ≤ v < b4368b7f97014e1015445d61abd0b27c4c6e8424 | CVEProject cvelistV5 (CNA) |
| Linux | Linux | f24e9980eb860d8600cbe5ef3d2fd9295320d229 ≤ v < ec3797f043756a94ea2d0f106022e14ac4946c02 | CVEProject cvelistV5 (CNA) |
References and advisories
5- https://git.kernel.org/stable/c/57f5fbae9f1024aba17ff75e00433324115c548a
- https://git.kernel.org/stable/c/becc488a4d864db338ebd4e313aa3c77da24b604
- https://git.kernel.org/stable/c/e67e3be690f5f7e3b031cf29e8d91e6d02a8e30d
- https://git.kernel.org/stable/c/b4368b7f97014e1015445d61abd0b27c4c6e8424
- https://git.kernel.org/stable/c/ec3797f043756a94ea2d0f106022e14ac4946c02
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Details
- Published
- 2025-12-16
- Last updated
- 2026-10-16
- State
- Published
- Assigner (CNA)
- Linux
Exploit prediction (EPSS)
0.52%
Probability of exploitation in 30 days
44.9%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- —