CVE-2024-36959: pinctrl: devicetree: fix refcount leak in pinctrl_dt_to_map()
First published: Thu May 30 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: fix refcount leak in pinctrl_dt_to_map() If we fail to allocate propname buffer, we need to drop the reference count we just took. Because the pinctrl_dt_free_maps() includes the droping operation, here we call it directly.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=4.9.334<4.10 | |
| Linux Kernel | >=4.14.300<4.15 | |
| Linux Kernel | >=4.19.267<4.19.314 | |
| Linux Kernel | >=5.4.225<5.4.276 | |
| Linux Kernel | >=5.10.156<5.10.217 | |
| Linux Kernel | >=5.15.80<5.15.159 | |
| Linux Kernel | >=6.0.10<6.1.91 | |
| Linux Kernel | >=6.2<6.6.31 | |
| Linux Kernel | >=6.7<6.8.10 | |
| Linux Kernel | =6.9-rc1 | |
| Linux Kernel | =6.9-rc2 | |
| Linux Kernel | =6.9-rc3 | |
| Linux Kernel | =6.9-rc4 | |
| Linux Kernel | =6.9-rc5 | |
| Linux Kernel | =6.9-rc6 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.16-1 |
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Reference Links
- https://git.kernel.org/stable/c/026e24cf31733dbd97f41cc9bc5273ace428eeec
- https://git.kernel.org/stable/c/06780473cb8a858d1d6cab2673e021b072a852d1
- https://git.kernel.org/stable/c/35ab679e8bb5a81a4f922d3efbd43e32bce69274
- https://git.kernel.org/stable/c/47d253c485491caaf70d8cd8c0248ae26e42581f
- https://git.kernel.org/stable/c/518d5ddafeb084d6d9b1773ed85164300037d0e6
- https://git.kernel.org/stable/c/76aa2440deb9a35507590f2c981a69a57ecd305d
- https://git.kernel.org/stable/c/a0cedbcc8852d6c77b00634b81e41f17f29d9404
- https://git.kernel.org/stable/c/c7e02ccc9fdc496fe51e440e3e66ac36509ca049
- https://launchpad.net/bugs/cve/CVE-2024-36959
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-36959
- https://nvd.nist.gov/vuln/detail/CVE-2024-36959
- https://security-tracker.debian.org/tracker/CVE-2024-36959
- https://ubuntu.com/security/CVE-2024-36959
- https://git.kernel.org/linus/a0cedbcc8852d6c77b00634b81e41f17f29d9404
Frequently Asked Questions
What is the severity of CVE-2024-36959?
The severity of CVE-2024-36959 is categorized as high due to potential impact on device functionality.
How do I fix CVE-2024-36959?
To fix CVE-2024-36959, upgrade to a patched version of the Linux Kernel, such as 5.10.223-1 or later.
Which Linux Kernel versions are affected by CVE-2024-36959?
CVE-2024-36959 affects Linux Kernel versions between 4.9.334 and 6.9-rc6, including specific ranges.
What type of vulnerability is CVE-2024-36959?
CVE-2024-36959 is a reference count leak vulnerability found in the pinctrl component of the Linux kernel.
Is there an exploit available for CVE-2024-36959?
As of now, there is no public exploit reported for CVE-2024-36959, but the vulnerability should still be addressed promptly.
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