clk: zynq: Prevent null pointer dereference caused by kmalloc failure (Linux Linux)

CVE-2024-27037
MEDIUM 5.5

At a glance

Source
NVD
EPSS
EPSS 0.27 % · percentile 20 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: clk: zynq: Prevent null pointer dereference caused by kmalloc failure The kmalloc() in zynq_clk_setup() will return null if the physical memory has run out. As a result, if we use snprintf() to write data to the null address, the null pointer dereference bug will happen. This patch uses a stack variable to replace the kmalloc().

Weaknesses (CWE)

  • CWE-476 — NULL Pointer Dereference

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HCISA-ADP
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 0ee52b157b8ed88550ddd6291e54bb4bfabde364 < 01511ac7be8e45f80e637f6bf61af2d3d2dee9db ; affected 0ee52b157b8ed88550ddd6291e54bb4bfabde364 < 8c4889a9ea861d7be37463c10846eb75e1b49c9d ; affected 0ee52b157b8ed88550ddd6291e54bb4bfabde364 < 0801c893fd48cdba66a3c8f44c3fe43cc67d3b85 ; affected 0ee52b157b8ed88550ddd6291e54bb4bfabde364 < ca976c6a592f789700200069ef9052493c0b73d8 ; affected 0ee52b157b8ed88550ddd6291e54bb4bfabde364 < 58a946ab43501f2eba058d24d96af0ad1122475b ; affected 0ee52b157b8ed88550ddd6291e54bb4bfabde364 < 7938e9ce39d6779d2f85d822cc930f73420e54a6
Linux · Linuxaffected 3.11 ; unaffected 0 < 3.11 ; unaffected 5.15.153 ≤ 5.15.* ; unaffected 6.1.83 ≤ 6.1.* ; unaffected 6.6.23 ≤ 6.6.* ; unaffected 6.7.11 ≤ 6.7.*

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD