CVE-2020-7105: Null Pointer Dereference
First published: Thu Jan 16 2020(Updated: )
async.c and dict.c in libhiredis.a in hiredis through 0.14.0 allow a NULL pointer dereference because malloc return values are unchecked.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Redislabs Hiredis | <=0.14.0 | |
| Debian Debian Linux | =8.0 | |
| Fedoraproject Fedora | =30 | |
| Fedoraproject Fedora | =31 |
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Reference Links
- https://github.com/redis/hiredis/issues/747
- https://lists.debian.org/debian-lts-announce/2020/01/msg00028.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/76ZDGWBV3YEEQ2YC65ZJEQLKQFVFBZHX/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZKOTCIYFEWJJILUGL4JQ3CJAM3TWYZ2A/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/76ZDGWBV3YEEQ2YC65ZJEQLKQFVFBZHX/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZKOTCIYFEWJJILUGL4JQ3CJAM3TWYZ2A/
Frequently Asked Questions
What is CVE-2020-7105?
CVE-2020-7105 is a vulnerability in libhiredis.a in hiredis through version 0.14.0 that allows a NULL pointer dereference due to unchecked malloc return values.
How severe is CVE-2020-7105?
CVE-2020-7105 has a severity score of 7.5 (high).
Which software versions are affected by CVE-2020-7105?
The affected software versions include Redislabs Hiredis up to and including version 0.14.0, Debian Debian Linux version 8.0, and Fedora versions 30 and 31.
How can I fix CVE-2020-7105?
To fix CVE-2020-7105, you should update to a version of hiredis that is higher than 0.14.0.
What is the Common Weakness Enumeration (CWE) ID for CVE-2020-7105?
CVE-2020-7105 is associated with CWE-476, which is a vulnerability type related to NULL Pointer Dereference.
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- collector/mitre-cve
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- vendor/redislabs
- canonical/redislabs hiredis
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- vendor/debian
- canonical/debian debian linux
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- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/30
- version/fedoraproject fedora/31