CVE-2023-28772: Buffer Overflow
First published: Thu Mar 23 2023(Updated: )
An issue was discovered in the Linux kernel before 5.13.3. lib/seq_buf.c has a seq_buf_putmem_hex buffer overflow.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/Kernel | <5.14 | 5.14 |
| Linux Kernel | >=2.6.27<4.4.276 | |
| Linux Kernel | >=4.5<4.9.276 | |
| Linux Kernel | >=4.10<4.14.240 | |
| Linux Kernel | >=4.15<4.19.198 | |
| Linux Kernel | >=4.20<5.4.133 | |
| Linux Kernel | >=5.5<5.10.51 | |
| Linux Kernel | >=5.11<5.12.18 | |
| Linux Kernel | >=5.13<5.13.3 | |
| IBM Security Verify Governance - Identity Manager | <=ISVG 10.0.2 | |
| IBM Security Verify Governance, Identity Manager | <=ISVG 10.0.2 |
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Reference Links
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.3
- https://github.com/torvalds/linux/commit/d3b16034a24a112bb83aeb669ac5b9b01f744bb7
- https://lkml.kernel.org/r/20210626032156.47889-1-yun.zhou@windriver.com
- https://lore.kernel.org/lkml/20210625122453.5e2fe304@oasis.local.home/
- https://security.netapp.com/advisory/ntap-20230427-0005/
- https://lore.kernel.org/lkml/20210625122453.5e2fe304%40oasis.local.home/
- https://lkml.kernel.org/r/20210626032156.47889-1-yun.zhou%40windriver.com
- https://access.redhat.com/errata/RHSA-2023:6901
- https://access.redhat.com/errata/RHSA-2023:7077
- https://access.redhat.com/errata/RHSA-2024:0724
- https://access.redhat.com/errata/RHSA-2024:1404
- https://bugzilla.redhat.com/show_bug.cgi?id=2181330
- https://www.ibm.com/support/pages/node/7172423 (Advisory)
Frequently Asked Questions
What is the severity of CVE-2023-28772?
CVE-2023-28772 is categorized with a severity that could lead to a buffer overflow vulnerability in the Linux kernel.
How do I fix CVE-2023-28772?
To mitigate CVE-2023-28772, upgrade to the Linux kernel version 5.14 or higher.
Which versions of the Linux kernel are affected by CVE-2023-28772?
CVE-2023-28772 affects Linux kernel versions prior to 5.13.3.
What type of vulnerability is CVE-2023-28772?
CVE-2023-28772 is a buffer overflow vulnerability found in the seq_buf_putmem_hex function.
What libraries are involved in CVE-2023-28772?
The vulnerability CVE-2023-28772 is specifically associated with the lib/seq_buf.c library in the Linux kernel.
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