CVE-2022-33743

Name
CVE-2022-33743
Description
network backend may cause Linux netfront to use freed SKBs While adding logic to support XDP (eXpress Data Path), a code label was moved in a way allowing for SKBs having references (pointers) retained for further processing to nevertheless be freed.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
MISC https://xenbits.xenproject.org/xsa/advisory-405.txt
CONFIRM http://xenbits.xen.org/xsa/advisory-405.html
MLIST http://www.openwall.com/lists/oss-security/2022/07/05/5
Third Party Advisory https://www.debian.org/security/2022/dsa-5191

Match rules

CPE URI Source package Min version Max version
cpe:2.3:o:xen:xen:-:*:*:*:*:*:*:* xen == None == -
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* linux_kernel >= 5.9 <= 5.18

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
xen 3.14-main 4.15.4-r0 Natanael Copa <ncopa@alpinelinux.org> fixed