CVE-2023-28772
MEDIUMCVSS 6.7/10EPSS 0.73%
Last modified
CVE-2023-28772 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. An issue was discovered in the Linux kernel before 5.13.3. lib/seq_buf.c has a seq_buf_putmem_hex buffer overflow.. EPSS estimates a 0.73% chance of exploitation in the next 30 days.
Description
An issue was discovered in the Linux kernel before 5.13.3. lib/seq_buf.c has a seq_buf_putmem_hex buffer overflow.
Metrics
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 2.6.27, < 4.4.276 |
| Linux | Linux Kernel | >= 4.5, < 4.9.276 |
| Linux | Linux Kernel | >= 4.10, < 4.14.240 |
| Linux | Linux Kernel | >= 4.15, < 4.19.198 |
| Linux | Linux Kernel | >= 4.20, < 5.4.133 |
| Linux | Linux Kernel | >= 5.5, < 5.10.51 |
| Linux | Linux Kernel | >= 5.11, < 5.12.18 |
| Linux | Linux Kernel | >= 5.13, < 5.13.3 |
References
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.3Release Notes, Vendor Advisory
- https://github.com/torvalds/linux/commit/d3b16034a24a112bb83aeb669ac5b9b01f744bb7Patch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20230427-0005/Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.3Release Notes, Vendor Advisory
- https://github.com/torvalds/linux/commit/d3b16034a24a112bb83aeb669ac5b9b01f744bb7Patch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20230427-0005/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-28772?
An issue was discovered in the Linux kernel before 5.13.3. lib/seq_buf.c has a seq_buf_putmem_hex buffer overflow.
How severe is CVE-2023-28772?
CVE-2023-28772 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.
How do I fix CVE-2023-28772?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2023-28772?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST