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CVE-2022-50324: mtd: maps: pxa2xx-flash: fix memory leak in probe

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-09-15 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: mtd: maps: pxa2xx-flash: fix memory leak in probe Free 'info' upon remapping error to avoid a memory leak. [<miquel.raynal@bootlin.com>: Reword the commit log]

Affected products

• Linux kernel: from 2.6.24 before 4.9.337; from 4.10 before 4.14.303; from 4.15 before 4.19.270; from 4.20 before 5.4.229; from 5.5 before 5.10.163; from 5.11 before 5.15.86 — fixed in 4.14.303, 4.19.270, 4.9.337, 5.10.163, 5.15.86, 5.4.229

How to fix

Upgrade to a fixed version: Linux kernel 4.14.303, 4.19.270, 4.9.337, 5.10.163. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1d0c2b762dad2b8dd166e17c0e90b88b86a3284f
• https://git.kernel.org/stable/c/2399401feee27c639addc5b7e6ba519d3ca341bf
• https://git.kernel.org/stable/c/6fa9550ef3e13d7e9b2d4db6dd57292ccd072a90
• https://git.kernel.org/stable/c/932baf593eb63dff40e40d7674f076fb7932cd5b
• https://git.kernel.org/stable/c/a1b061cafdbcb1ff259731f30e2bdc1de64dcaba
• https://git.kernel.org/stable/c/cb3f35f44887a8486737fe88d58050f1df290758
• https://git.kernel.org/stable/c/cf9c4c25caad05c6b492cbba739a467511814279
• https://git.kernel.org/stable/c/e2324a0912ad26a0ea5baaf81aed0ca880804158
• https://git.kernel.org/stable/c/f35981083cb3fc1ba6427c1543152c5e3f59d104

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