CVE-2021-47149
net: fujitsu: fix potential null-ptr-deref
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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: net: fujitsu: fix potential null-ptr-deref In fmvj18x_get_hwinfo(), if ioremap fails there will be NULL pointer deref. To fix this, check the return value of ioremap and return -1 to the caller in case of failure.
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
2.6.12
References 8
git.kernel.org
- stable/c/b92170e209f7746ed72eaac98f2c2f4b9af734e6
- stable/c/6dbf1101594f7c76990b63c35b5a40205a914b6b
- stable/c/c4f1c23edbe921ab2ecd6140d700e756cd44c5f7
- stable/c/7883d3895d0fbb0ba9bff0f8665f99974b45210f
- stable/c/22049c3d40f08facd1867548716a484dad6b3251
- stable/c/71723a796ab7881f491d663c6cd94b29be5fba50
- stable/c/f14bf57a08779a5dee9936f63ada0149ea89c5e6
- stable/c/52202be1cd996cde6e8969a128dc27ee45a7cb5e