NFC: digital: fix possible memory leak in digital_tg_listen_mdaa() (Linux Linux)

CVE-2021-47443
MEDIUM 5.5

At a glance

Source
NVD
EPSS
EPSS 0.23 % · percentile 13 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: NFC: digital: fix possible memory leak in digital_tg_listen_mdaa() 'params' is allocated in digital_tg_listen_mdaa(), but not free when digital_send_cmd() failed, which will cause memory leak. Fix it by freeing 'params' if digital_send_cmd() return failed.

Weaknesses (CWE)

  • CWE-401 — Missing Release of Memory after Effective Lifetime

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 1c7a4c24fbfd99442cc6e14dc80fcb00f118e8b8 < 429054ec51e648d241a7e0b465cf44f6633334c5 ; affected 1c7a4c24fbfd99442cc6e14dc80fcb00f118e8b8 < a67d47e32c91e2b10402cb8c081774cbf08edb2e ; affected 1c7a4c24fbfd99442cc6e14dc80fcb00f118e8b8 < b7b023e6ff567e991c31cd425b0e1d16779c938b ; affected 1c7a4c24fbfd99442cc6e14dc80fcb00f118e8b8 < 9881b0c860649f27ef2565deef011e516390f416 ; affected 1c7a4c24fbfd99442cc6e14dc80fcb00f118e8b8 < 7ab488d7228a9dceb2456867f1f0919decf6efed ; affected 1c7a4c24fbfd99442cc6e14dc80fcb00f118e8b8 < 3f2960b39f22e26cf8addae93c3f5884d1c183c9
Linux · Linuxaffected 3.13 ; unaffected 0 < 3.13 ; unaffected 4.4.290 ≤ 4.4.* ; unaffected 4.9.288 ≤ 4.9.* ; unaffected 4.14.252 ≤ 4.14.* ; unaffected 4.19.213 ≤ 4.19.*

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