CVE-2022-49757

EDAC/highbank: Fix memory leak in highbank_mc_probe()

MEDIUM
5.5
CVSS Score
Published: March 27, 2025 at 04:43 PM UTC
Updated: June 17, 2026 at 05:19 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: EDAC/highbank: Fix memory leak in highbank_mc_probe() When devres_open_group() fails, it returns -ENOMEM without freeing memory allocated by edac_mc_alloc(). Call edac_mc_free() on the error handling path to avoid a memory leak. [ bp: Massage commit message. ]

Affected

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

3.6 ≤ v < 4.14.3053.6 ≤ v < 4.19.2723.6 ≤ v < 5.10.1663.6 ≤ v < 5.15.913.6 ≤ v < 5.4.2313.6 ≤ v < 6.1.93.6 ≤ v < 6.24.15 ≤ v < 4.19.2724.20 ≤ v < 5.4.2315.11 ≤ v < 5.15.915.16 ≤ v < 6.1.95.5 ≤ v < 5.10.1666.2 rc16.2 rc26.2 rc3a1b01edb274518c7da6d69b84e7558c092282aad
Vendor states this is fixed in 0db40e23b56d217eebd385bebb64057ef764b2c7 (fixed)
Vendor states this is fixed in 329fbd260352a7b9a83781d8b8bd96f95844a51f (fixed)
Vendor states this is fixed in 8d23f5d25264beb223ee79cdb530b88c237719fc (fixed)
Vendor states this is fixed in b7863ef8a8f0fee96b4eb41211f4918c0e047253 (fixed)
Vendor states this is fixed in caffa7fed1397d1395052272c93900176de86557 (fixed)
Vendor states this is fixed in e7a293658c20a7945014570e1921bf7d25d68a36 (fixed)
Vendor states this is fixed in f1b3e23ed8df87d779ee86ac37f379e79a24169a (fixed)
Vendor states this is fixed in 3.6 (unaffected)
Vendor states this is fixed in 4.14.305 (unaffected)
Vendor states this is fixed in 4.19.272 (unaffected)
Vendor states this is fixed in 5.10.166 (unaffected)
Vendor states this is fixed in 5.15.91 (unaffected)
Vendor states this is fixed in 5.4.231 (unaffected)
Vendor states this is fixed in 6.1.9 (unaffected)
Vendor states this is fixed in 6.2 (unaffected)

References (7)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/0db40e23b56d217eebd385bebb64057ef764b2c7
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/329fbd260352a7b9a83781d8b8bd96f95844a51f
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/8d23f5d25264beb223ee79cdb530b88c237719fc
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/b7863ef8a8f0fee96b4eb41211f4918c0e047253
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/caffa7fed1397d1395052272c93900176de86557
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/e7a293658c20a7945014570e1921bf7d25d68a36
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/f1b3e23ed8df87d779ee86ac37f379e79a24169a

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

StatusMODIFIED
CWE
CWE-401

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