CVE-2022-48669

powerpc/pseries: Fix potential memleak in papr_get_attr()

MEDIUM
5.5
CVSS Score
Published: May 1, 2024 at 01:03 PM UTC
Updated: June 17, 2026 at 05:15 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

5.18 ≤ v < 6.1.835.18 ≤ v < 6.6.235.18 ≤ v < 6.7.115.18 ≤ v < 6.8.25.18 ≤ v < 6.96.2 ≤ v < 6.6.236.7 ≤ v < 6.7.116.8 ≤ v < 6.8.23c14b73454cf9f6e2146443fdfbdfb912c0efed35.18
Vendor states this is fixed in 1699fb915b9f61794d559b55114c09a390aaf234 (fixed)
Vendor states this is fixed in 7f7d39fe3d80d6143404940b2413010cf6527029 (fixed)
Vendor states this is fixed in a3f22feb2220a945d1c3282e34199e8bcdc5afc4 (fixed)
Vendor states this is fixed in cda9c0d556283e2d4adaa9960b2dc19b16156bae (fixed)
Vendor states this is fixed in d0647c3e81eff62b66d46fd4e475318cb8cb3610 (fixed)
Vendor states this is fixed in 5.18 (unaffected)
Vendor states this is fixed in 6.1.83 (unaffected)
Vendor states this is fixed in 6.6.23 (unaffected)
Vendor states this is fixed in 6.7.11 (unaffected)
Vendor states this is fixed in 6.8.2 (unaffected)
Vendor states this is fixed in 6.9 (unaffected)

References (5)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/1699fb915b9f61794d559b55114c09a390aaf234
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/7f7d39fe3d80d6143404940b2413010cf6527029
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/a3f22feb2220a945d1c3282e34199e8bcdc5afc4
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/cda9c0d556283e2d4adaa9960b2dc19b16156bae
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/d0647c3e81eff62b66d46fd4e475318cb8cb3610

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-401

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