CVE-2025-21964
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved:
cifs: Fix integer overflow while processing acregmax mount option
User-provided mount parameter acregmax of type u32 is intended to have an upper limit, but before it is validated, the value is converted from seconds to jiffies which can lead to an integer overflow.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 5780464614f6abe6026f00cf5a0777aa453ba450 < a13351624a6af8d91398860b8c9d4cf6c8e63de5 | affected |
| Linux | Linux | 5780464614f6abe6026f00cf5a0777aa453ba450 < dd190168e60ac15408f074a1fe0ce36aff34027b | affected |
| Linux | Linux | 5780464614f6abe6026f00cf5a0777aa453ba450 < 0252c33cc943e9e48ddfafaa6b1eb72adb68a099 | affected |
| Linux | Linux | 5780464614f6abe6026f00cf5a0777aa453ba450 < 833f2903eb8b70faca7967319e580e9ce69729fc | affected |
| Linux | Linux | 5780464614f6abe6026f00cf5a0777aa453ba450 < 5f500874ab9b3cc8c169c2ab49f00b838520b9c5 | affected |
| Linux | Linux | 5780464614f6abe6026f00cf5a0777aa453ba450 < 7489161b1852390b4413d57f2457cd40b34da6cc | affected |
| Linux | Linux | 5.12 | affected |
| Linux | Linux | 0 < 5.12 | unaffected |
| Linux | Linux | 5.15.180 <= 5.15.* | unaffected |
| Linux | Linux | 6.1.132 <= 6.1.* | unaffected |
| Linux | Linux | 6.6.84 <= 6.6.* | unaffected |
| Linux | Linux | 6.12.20 <= 6.12.* | unaffected |
| Linux | Linux | 6.13.8 <= 6.13.* | unaffected |
| Linux | Linux | 6.14 <= * | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
CVE Program Container
Additional References
References
- https://git.kernel.org/stable/c/a13351624a6af8d91398860b8c9d4cf6c8e63de5
- https://git.kernel.org/stable/c/dd190168e60ac15408f074a1fe0ce36aff34027b
- https://git.kernel.org/stable/c/0252c33cc943e9e48ddfafaa6b1eb72adb68a099
- https://git.kernel.org/stable/c/833f2903eb8b70faca7967319e580e9ce69729fc
- https://git.kernel.org/stable/c/5f500874ab9b3cc8c169c2ab49f00b838520b9c5
- https://git.kernel.org/stable/c/7489161b1852390b4413d57f2457cd40b34da6cc
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