CVE-2024-50125: Bluetooth: SCO: Fix UAF on sco_sock_timeout
First published: Tue Nov 05 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Fix UAF on sco_sock_timeout conn->sk maybe have been unlinked/freed while waiting for sco_conn_lock so this checks if the conn->sk is still valid by checking if it part of sco_sk_list.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=5.15<6.1.115 | |
| Linux Kernel | >=6.2<6.6.59 | |
| Linux Kernel | >=6.7<6.11.6 | |
| Linux Kernel | =4.14.263 | |
| Linux Kernel | =4.19.207 | |
| Linux Kernel | =5.4.148 | |
| Linux Kernel | =5.10.67 | |
| Linux Kernel | =5.13.19 | |
| Linux Kernel | =5.14.6 | |
| Linux Kernel | =6.12-rc1 | |
| Linux Kernel | =6.12-rc2 | |
| Linux Kernel | =6.12-rc3 | |
| Linux Kernel | =6.12-rc4 | |
| debian/linux | <=5.10.223-1<=5.10.234-1 | 6.1.129-1 6.1.128-1 6.12.20-1 6.12.21-1 |
| debian/linux-6.1 | 6.1.129-1~deb11u1 |
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Reference Links
- https://git.kernel.org/stable/c/9ddda5d967e84796e7df1b54a55f36b4b9f21079
- https://git.kernel.org/stable/c/d30803f6a972b5b9e26d1d43b583c7ec151de04b
- https://git.kernel.org/stable/c/80b05fbfa998480fb3d5299d93eab946f51e9c36
- https://git.kernel.org/stable/c/1bf4470a3939c678fb822073e9ea77a0560bc6bb
- https://lore.kernel.org/linux-cve-announce/2024110557-CVE-2024-50125-5fd3@gregkh/T
- https://access.redhat.com/errata/RHSA-2024:11486
- https://bugzilla.redhat.com/show_bug.cgi?id=2323937
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-50125
- https://nvd.nist.gov/vuln/detail/CVE-2024-50125
- https://launchpad.net/bugs/cve/CVE-2024-50125
- https://security-tracker.debian.org/tracker/CVE-2024-50125
- https://ubuntu.com/security/CVE-2024-50125
- https://git.kernel.org/linus/1bf4470a3939c678fb822073e9ea77a0560bc6bb
Frequently Asked Questions
What is the severity of CVE-2024-50125?
The severity of CVE-2024-50125 is not specified but it is related to an object lifecycle issue in the Linux kernel that could potentially lead to a use-after-free vulnerability.
How do I fix CVE-2024-50125?
To fix CVE-2024-50125, ensure that you update your Linux kernel to a version that includes the security patch addressing this vulnerability.
Which versions of Linux kernel are affected by CVE-2024-50125?
CVE-2024-50125 affects multiple Linux kernel versions, specifically between 4.14.263 up to but not including 6.1.115, from 6.2 to 6.6.59, and a range of versions from 6.7 to 6.11.6.
What is the impact of CVE-2024-50125 on Linux systems?
CVE-2024-50125 could result in undefined behavior in the Bluetooth subsystem of the Linux kernel, potentially impacting system stability or security.
Is CVE-2024-50125 commonly exploited in the wild?
As of now, there is no indication that CVE-2024-50125 is widely exploited in the wild, but it is advisable to mitigate it promptly.
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