CVE-2021-47443
NFC: digital: fix possible memory leak in digital_tg_listen_mdaa()
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
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.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
3.13
References 8
git.kernel.org
- stable/c/429054ec51e648d241a7e0b465cf44f6633334c5
- stable/c/a67d47e32c91e2b10402cb8c081774cbf08edb2e
- stable/c/b7b023e6ff567e991c31cd425b0e1d16779c938b
- stable/c/9881b0c860649f27ef2565deef011e516390f416
- stable/c/7ab488d7228a9dceb2456867f1f0919decf6efed
- stable/c/3f2960b39f22e26cf8addae93c3f5884d1c183c9
- stable/c/564249219e5b5673a8416b5181875d828c3f1e8c
- stable/c/58e7dcc9ca29c14e44267a4d0ea61e3229124907