Double Free Affecting libxml2-python27 package, versions <0:2.9.1-6.6.42.amzn1
Snyk CVSS
Threat Intelligence
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-AMZN201803-LIBXML2PYTHON27-5496711
- published 4 May 2023
- disclosed 23 Nov 2022
Introduced: 23 Nov 2022
CVE-2022-40304 Open this link in a new tabHow to fix?
Upgrade Amazon-Linux:2018.03
libxml2-python27
to version 0:2.9.1-6.6.42.amzn1 or higher.
This issue was patched in ALAS-2023-1743
.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libxml2-python27
package and not the libxml2-python27
package as distributed by Amazon-Linux
.
See How to fix?
for Amazon-Linux:2018.03
relevant fixed versions and status.
An issue was discovered in libxml2 before 2.10.3. Certain invalid XML entity definitions can corrupt a hash table key, potentially leading to subsequent logic errors. In one case, a double-free can be provoked.
References
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-40304
- https://gitlab.gnome.org/GNOME/libxml2/-/tags/v2.10.3
- https://gitlab.gnome.org/GNOME/libxml2/-/commit/1b41ec4e9433b05bb0376be4725804c54ef1d80b
- https://gitlab.gnome.org/GNOME/libxml2/-/tags
- https://security.netapp.com/advisory/ntap-20221209-0003/
- https://support.apple.com/kb/HT213534
- https://support.apple.com/kb/HT213535
- https://support.apple.com/kb/HT213536
- https://support.apple.com/kb/HT213531
- https://support.apple.com/kb/HT213533
- http://seclists.org/fulldisclosure/2022/Dec/21
- http://seclists.org/fulldisclosure/2022/Dec/25
- http://seclists.org/fulldisclosure/2022/Dec/24
- http://seclists.org/fulldisclosure/2022/Dec/26
- http://seclists.org/fulldisclosure/2022/Dec/27