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 |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.123-1 6.1.119-1 6.12.11-1 6.12.12-1 |
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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://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://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
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