CVE-2022-48669: powerpc/pseries: Fix potential memleak in papr_get_attr()
First published: Wed May 01 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Fix potential memleak in papr_get_attr() `buf` is allocated in papr_get_attr(), and krealloc() of `buf` could fail. We need to free the original `buf` in the case of failure.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| 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 | >=5.18<6.1.83 | |
| Linux Kernel | >=6.2<6.6.23 | |
| Linux Kernel | >=6.7<6.7.11 | |
| Linux Kernel | >=6.8<6.8.2 | |
| 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 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.129-1 6.1.128-1 6.12.21-1 6.12.22-1 |
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Reference Links
- https://git.kernel.org/stable/c/1699fb915b9f61794d559b55114c09a390aaf234
- https://git.kernel.org/stable/c/7f7d39fe3d80d6143404940b2413010cf6527029
- https://git.kernel.org/stable/c/a3f22feb2220a945d1c3282e34199e8bcdc5afc4
- https://git.kernel.org/stable/c/cda9c0d556283e2d4adaa9960b2dc19b16156bae
- https://git.kernel.org/stable/c/d0647c3e81eff62b66d46fd4e475318cb8cb3610
- https://launchpad.net/bugs/cve/CVE-2022-48669
- https://access.redhat.com/security/cve/CVE-2022-48669
- https://lore.kernel.org/linux-cve-announce/2024050131-CVE-2022-48669-15cf@gregkh/T
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2278538
- https://access.redhat.com/errata/RHSA-2024:3618
- https://access.redhat.com/errata/RHSA-2024:9315
- https://bugzilla.redhat.com/show_bug.cgi?id=2278537
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-48669
- https://nvd.nist.gov/vuln/detail/CVE-2022-48669
- https://security-tracker.debian.org/tracker/CVE-2022-48669
- https://ubuntu.com/security/CVE-2022-48669
- https://git.kernel.org/linus/cda9c0d556283e2d4adaa9960b2dc19b16156bae
- https://www.ibm.com/support/pages/node/7230443 (Advisory)
Frequently Asked Questions
What is the severity of CVE-2022-48669?
CVE-2022-48669 is categorized as a moderate severity vulnerability due to the potential memory leak.
How do I fix CVE-2022-48669?
To fix CVE-2022-48669, upgrade the Linux kernel to version 6.1.83, 6.6.23, 6.7.11, 6.8.2, 6.9 or appropriate versions specified by your distribution.
What software is affected by CVE-2022-48669?
CVE-2022-48669 affects specific versions of the Linux kernel in Red Hat and Debian distributions.
Can CVE-2022-48669 lead to a system compromise?
While CVE-2022-48669 is a memory leak issue, it does not inherently allow system compromise but can lead to potential resource exhaustion.
Is CVE-2022-48669 only an issue for specific architectures?
CVE-2022-48669 specifically affects the powerpc/pseries architecture within the Linux kernel.
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