CVE-2020-29534
Summary
| CVE | CVE-2020-29534 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2020-12-03 20:15:00 UTC |
| Updated | 2021-06-02 15:31:00 UTC |
| Description | An issue was discovered in the Linux kernel before 5.9.3. io_uring takes a non-refcounted reference to the files_struct of the process that submitted a request, causing execve() to incorrectly optimize unshare_fd(), aka CID-0f2122045b94. |
Risk And Classification
Problem Types: NVD-CWE-Other
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | All | All | All | All |
| Operating System | Linux | Linux Kernel | 5.10 | rc1 | All | All |
| Operating System | Linux | Linux Kernel | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.3 | MISC | cdn.kernel.org | Release Notes, Vendor Advisory |
| kernel/git/torvalds/linux.git - Linux kernel source tree | MISC | git.kernel.org | Patch, Vendor Advisory |
| 2089 - project-zero - Project Zero - Monorail | MISC | bugs.chromium.org | Issue Tracking, Third Party Advisory |
| 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.