CVE-2025-21766
ipv4: use RCU protection in __ip_rt_update_pmtu()
Severity Score
"-"
*CVSS v-
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
In the Linux kernel, the following vulnerability has been resolved: ipv4: use RCU protection in __ip_rt_update_pmtu() __ip_rt_update_pmtu() must use RCU protection to make
sure the net structure it reads does not disappear.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2024-12-29 CVE Reserved
- 2025-02-27 CVE Published
- 2025-02-27 CVE Updated
- ---------- EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
CAPEC
References (10)
| URL | Tag | Source |
|---|---|---|
| https://git.kernel.org/stable/c/2fbc6e89b2f1403189e624cabaf73e189c5e50c6 | Vuln. Introduced | |
| https://git.kernel.org/stable/c/f415c264176e6095e9dee823e09c5bdd0ee0d337 | Vuln. Introduced | |
| https://git.kernel.org/stable/c/98776a365da509ad923083ae54b38ee521c52742 | Vuln. Introduced | |
| https://git.kernel.org/stable/c/860e2cc78c697c95bc749abb20047239fa1722ea | Vuln. Introduced | |
| https://git.kernel.org/stable/c/2b1be6c925cdf4638811765a9160796291494b89 | Vuln. Introduced |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.9 < 6.1.129 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.9 < 6.1.129" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.9 < 6.6.79 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.9 < 6.6.79" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.9 < 6.12.16 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.9 < 6.12.16" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.9 < 6.13.4 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.9 < 6.13.4" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.9 < 6.14-rc3 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.9 < 6.14-rc3" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 4.14.200 Search vendor "Linux" for product "Linux Kernel" and version "4.14.200" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 4.19.148 Search vendor "Linux" for product "Linux Kernel" and version "4.19.148" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 5.4.68 Search vendor "Linux" for product "Linux Kernel" and version "5.4.68" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 5.8.12 Search vendor "Linux" for product "Linux Kernel" and version "5.8.12" | en |
Affected
| ||||||