ksmbd: fix UAF issue in ksmbd_tcp_new_connection()
Summary
| CVE | CVE-2024-26592 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2024-02-22 17:15:09 UTC |
| Updated | 2026-08-04 11:16:46 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix UAF issue in ksmbd_tcp_new_connection() The race is between the handling of a new TCP connection and its disconnection. It leads to UAF on `struct tcp_transport` in ksmbd_tcp_new_connection() function. |
Risk And Classification
Primary CVSS: v3.1 7.8 HIGH from [email protected]
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Problem Types: CWE-416 | CWE-416 CWE-416 Use After Free
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 7.8 | HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | ADP | DECLARED | 7.8 | HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | Secondary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 7.8 | HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | CNA | DECLARED | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected a848c4f15ab6d5d405dbee7de5da71839b2bf35e 999daf367b924fdf14e9d83e034ee0f86bc17ec6 git | Not specified |
| CNA | Linux | Linux | affected a848c4f15ab6d5d405dbee7de5da71839b2bf35e 380965e48e9c32ee4263c023e1d830ea7e462ed1 git | Not specified |
| CNA | Linux | Linux | affected a848c4f15ab6d5d405dbee7de5da71839b2bf35e 24290ba94cd0136e417283b0dbf8fcdabcf62111 git | Not specified |
| CNA | Linux | Linux | affected a848c4f15ab6d5d405dbee7de5da71839b2bf35e 69d54650b751532d1e1613a4fb433e591aeef126 git | Not specified |
| CNA | Linux | Linux | affected a848c4f15ab6d5d405dbee7de5da71839b2bf35e 38d20c62903d669693a1869aa68c4dd5674e2544 git | Not specified |
| CNA | Linux | Linux | affected 5.15 | Not specified |
| CNA | Linux | Linux | unaffected 5.15 semver | Not specified |
| CNA | Linux | Linux | unaffected 5.15.149 5.15.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.75 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.14 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.7.2 6.7.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.8 * original_commit_for_fix | Not specified |
| ADP | Linux | Linux Kernel | affected 5.15 | Not specified |
| ADP | Linux | Linux Kernel | affected a848c4f15ab6 999daf367b92 git | Not specified |
| ADP | Linux | Linux Kernel | affected a848c4f15ab6 380965e48e9c git | Not specified |
| ADP | Linux | Linux Kernel | affected a848c4f15ab6 24290ba94cd0 git | Not specified |
| ADP | Linux | Linux Kernel | affected a848c4f15ab6 69d54650b751 git | Not specified |
| ADP | Linux | Linux Kernel | affected a848c4f15ab6 38d20c62903d git | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/38d20c62903d669693a1869aa68c4dd5674e2544 | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| git.kernel.org/stable/c/999daf367b924fdf14e9d83e034ee0f86bc17ec6 | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| git.kernel.org/stable/c/69d54650b751532d1e1613a4fb433e591aeef126 | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| git.kernel.org/stable/c/24290ba94cd0136e417283b0dbf8fcdabcf62111 | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| git.kernel.org/stable/c/380965e48e9c32ee4263c023e1d830ea7e462ed1 | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 200182 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-6688-1)