bpf: Fix use-after-free in bpf_uprobe_multi_link_attach() (Linux Linux)

CVE-2024-47675
HIGH 7.8

At a glance

Source
NVD
EPSS
EPSS 0.24 % · percentile 15 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix use-after-free in bpf_uprobe_multi_link_attach() If bpf_link_prime() fails, bpf_uprobe_multi_link_attach() goes to the error_free label and frees the array of bpf_uprobe's without calling bpf_uprobe_unregister(). This leaks bpf_uprobe->uprobe and worse, this frees bpf_uprobe->consumer without removing it from the uprobe->consumers list.

Weaknesses (CWE)

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 89ae89f53d201143560f1e9ed4bfa62eee34f88e < 790c630ab0e7d7aba6d186581d4627c09fce60f3 ; affected 89ae89f53d201143560f1e9ed4bfa62eee34f88e < 7c1d782e5afbf7c50ba74ecc4ddc18a05d63e5ee ; affected 89ae89f53d201143560f1e9ed4bfa62eee34f88e < cdf27834c3dd5d9abf7eb8e4ee87ee9e307eb25c ; affected 89ae89f53d201143560f1e9ed4bfa62eee34f88e < 5fe6e308abaea082c20fbf2aa5df8e14495622cf
Linux · Linuxaffected 6.6 ; unaffected 0 < 6.6 ; unaffected 6.6.54 ≤ 6.6.* ; unaffected 6.10.13 ≤ 6.10.* ; unaffected 6.11.2 ≤ 6.11.* ; unaffected 6.12 ≤ *

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