CVE-2023-52847: media: bttv: fix use after free error due to btv->timeout timer
First published: Tue May 21 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: media: bttv: fix use after free error due to btv-&gt;timeout timer The Linux kernel CVE team has assigned <a href="https://access.redhat.com/security/cve/CVE-2023-52847">CVE-2023-52847</a> to this issue. Upstream advisory: <a href="https://lore.kernel.org/linux-cve-announce/2024052113-CVE-2023-52847-a551@gregkh/T">https://lore.kernel.org/linux-cve-announce/2024052113-CVE-2023-52847-a551@gregkh/T</a>
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <4.19.299 | 4.19.299 |
| redhat/kernel | <5.4.261 | 5.4.261 |
| redhat/kernel | <5.10.201 | 5.10.201 |
| redhat/kernel | <5.15.139 | 5.15.139 |
| redhat/kernel | <6.1.63 | 6.1.63 |
| redhat/kernel | <6.5.12 | 6.5.12 |
| redhat/kernel | <6.6.2 | 6.6.2 |
| redhat/kernel | <6.7 | 6.7 |
| Linux Kernel | >=4.15<4.19.299 | |
| Linux Kernel | >=4.20<5.4.261 | |
| Linux Kernel | >=5.5<5.10.201 | |
| Linux Kernel | >=5.11<5.15.139 | |
| Linux Kernel | >=5.16<6.1.63 | |
| Linux Kernel | >=6.2<6.5.12 | |
| Linux Kernel | >=6.6<6.6.2 | |
| IBM Security Verify Governance - Identity Manager | <=ISVG 10.0.2 | |
| IBM Security Verify Governance, Identity Manager Software Stack | <=ISVG 10.0.2 | |
| IBM Security Verify Governance, Identity Manager Virtual Appliance | <=ISVG 10.0.2 | |
| IBM Security Verify Governance Identity Manager Container | <=ISVG 10.0.2 |
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Reference Links
- https://access.redhat.com/security/cve/CVE-2023-52847
- https://lore.kernel.org/linux-cve-announce/2024052113-CVE-2023-52847-a551@gregkh/T
- https://access.redhat.com/errata/RHSA-2024:5102
- https://access.redhat.com/errata/RHSA-2024:5101
- https://bugzilla.redhat.com/show_bug.cgi?id=2282717
- https://git.kernel.org/stable/c/bbc3b8dd2cb7817e703f112d988e4f4728f0f2a9
- https://git.kernel.org/stable/c/b35fdade92c5058a5e727e233fe263b828de2c9a
- https://git.kernel.org/stable/c/2f3d9198cdae1cb079ec8652f4defacd481eab2b
- https://git.kernel.org/stable/c/51c94256a83fe4e17406c66ff3e1ad7d242d8574
- https://git.kernel.org/stable/c/20568d06f6069cb835e05eed432edf962645d226
- https://git.kernel.org/stable/c/1871014d6ef4812ad11ef7d838d73ce09d632267
- https://git.kernel.org/stable/c/847599fffa528b2cdec4e21b6bf7586dad982132
- https://git.kernel.org/stable/c/bd5b50b329e850d467e7bcc07b2b6bde3752fbda
- https://www.ibm.com/support/pages/node/7230443 (Advisory)
Frequently Asked Questions
What is the severity of CVE-2023-52847?
CVE-2023-52847 is classified as a medium severity vulnerability in the Linux kernel.
How do I fix CVE-2023-52847?
To fix CVE-2023-52847, update your Linux kernel to a version greater than or equal to the specified remedies for your distribution.
What versions of the Linux kernel are affected by CVE-2023-52847?
CVE-2023-52847 affects multiple versions of the Linux kernel including those lower than 4.19.299, 5.4.261, 5.10.201, 5.15.139, 6.1.63, 6.5.12, 6.6.2, and 6.7.
Who is impacted by CVE-2023-52847?
Users and administrators running vulnerable versions of the Linux kernel may be impacted by CVE-2023-52847.
What exploitation risks are associated with CVE-2023-52847?
CVE-2023-52847 can potentially allow an attacker to exploit the use after free vulnerability for unauthorized access or control over affected systems.
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