CVE-2024-40994: ptp: fix integer overflow in max_vclocks_store
First published: Fri Jul 12 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: ptp: fix integer overflow in max_vclocks_store On 32bit systems, the "4 * max" multiply can overflow. Use kcalloc() to do the allocation to prevent this.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=5.14<5.15.162 | |
| Linux Linux kernel | >=5.16<6.1.96 | |
| Linux Linux kernel | >=6.2<6.6.36 | |
| Linux Linux kernel | >=6.7<6.9.7 | |
| Linux Linux kernel | =6.10-rc1 | |
| Linux Linux kernel | =6.10-rc2 | |
| Linux Linux kernel | =6.10-rc3 | |
| Linux Linux kernel | =6.10-rc4 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.119-1 6.11.10-1 6.12.5-1 |
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Reference Links
- https://git.kernel.org/stable/c/4b03da87d0b7074c93d9662c6e1a8939f9b8b86e
- https://git.kernel.org/stable/c/666e934d749e50a37f3796caaf843a605f115b6f
- https://git.kernel.org/stable/c/81d23d2a24012e448f651e007fac2cfd20a45ce0
- https://git.kernel.org/stable/c/d50d62d5e6ee6aa03c00bddb91745d0b632d3b0f
- https://git.kernel.org/stable/c/e1fccfb4638ee6188377867f6015d0ce35764a8e
- https://git.kernel.org/linus/81d23d2a24012e448f651e007fac2cfd20a45ce0
- https://security-tracker.debian.org/tracker/CVE-2024-40994
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-40994
- https://nvd.nist.gov/vuln/detail/CVE-2024-40994
- https://launchpad.net/bugs/cve/CVE-2024-40994
- https://ubuntu.com/security/CVE-2024-40994
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