CVE-2024-27388: SUNRPC: fix some memleaks in gssx_dec_option_array
First published: Wed May 01 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: SUNRPC: fix some memleaks in gssx_dec_option_array The creds and oa->data need to be freed in the error-handling paths after their allocation. So this patch add these deallocations in the corresponding paths.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <4.19.311 | 4.19.311 |
| redhat/kernel | <5.4.273 | 5.4.273 |
| redhat/kernel | <5.10.214 | 5.10.214 |
| redhat/kernel | <5.15.153 | 5.15.153 |
| redhat/kernel | <6.1.83 | 6.1.83 |
| redhat/kernel | <6.6.23 | 6.6.23 |
| redhat/kernel | <6.7.11 | 6.7.11 |
| redhat/kernel | <6.8.2 | 6.8.2 |
| redhat/kernel | <6.9 | 6.9 |
| Linux kernel | >=3.10<4.19.311 | |
| Linux kernel | >=4.20<5.4.273 | |
| Linux kernel | >=5.5<5.10.214 | |
| Linux kernel | >=5.11<5.15.153 | |
| Linux kernel | >=5.16<6.1.83 | |
| Linux kernel | >=6.2<6.6.23 | |
| Linux kernel | >=6.7<6.7.11 | |
| Linux kernel | >=6.8<6.8.2 | |
| Debian | =10.0 | |
| debian/linux | 5.10.223-1 5.10.226-1 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/3cfcfc102a5e57b021b786a755a38935e357797d
- https://git.kernel.org/stable/c/5e6013ae2c8d420faea553d363935f65badd32c3
- https://git.kernel.org/stable/c/934212a623cbab851848b6de377eb476718c3e4c
- https://git.kernel.org/stable/c/9806c2393cd2ab0a8e7bb9ffae02ce20e3112ec4
- https://git.kernel.org/stable/c/996997d1fb2126feda550d6adcedcbd94911fc69
- https://git.kernel.org/stable/c/b97c37978ca825557d331c9012e0c1ddc0e42364
- https://git.kernel.org/stable/c/bb336cd8d5ecb69c430ebe3e7bcff68471d93fa8
- https://git.kernel.org/stable/c/bfa9d86d39a0fe4685f90c3529aa9bd62a9d97a8
- https://git.kernel.org/stable/c/dd292e884c649f9b1c18af0ec75ca90b390cd044
- https://launchpad.net/bugs/cve/CVE-2024-27388
- https://access.redhat.com/security/cve/CVE-2024-27388
- https://lore.kernel.org/linux-cve-announce/2024050135-CVE-2024-27388-04eb@gregkh/T
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2278536
- https://access.redhat.com/errata/RHSA-2024:5102
- https://access.redhat.com/errata/RHSA-2024:5101
- https://bugzilla.redhat.com/show_bug.cgi?id=2278535
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-27388
- https://nvd.nist.gov/vuln/detail/CVE-2024-27388
- https://security-tracker.debian.org/tracker/CVE-2024-27388
- https://ubuntu.com/security/CVE-2024-27388
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
- https://git.kernel.org/linus/3cfcfc102a5e57b021b786a755a38935e357797d
Frequently Asked Questions
What is the severity of CVE-2024-27388?
CVE-2024-27388 is classified as a moderate severity vulnerability due to potential memory leaks in the Linux kernel.
How do I fix CVE-2024-27388?
To fix CVE-2024-27388, update your Linux kernel to versions 4.19.311, 5.4.273, 5.10.214, 5.15.153, 6.1.83, 6.6.23, 6.7.11, 6.8.2, or 6.9.
What software is affected by CVE-2024-27388?
CVE-2024-27388 affects multiple versions of the Linux kernel, particularly those below version 4.19.311.
Is CVE-2024-27388 remotely exploitable?
CVE-2024-27388 is not classified as remotely exploitable but can pose risks in local or multi-tenant environments.
What components are impacted by CVE-2024-27388?
CVE-2024-27388 impacts the SUNRPC (Sun Remote Procedure Call) component within the Linux kernel.
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