Unrated severityNVD Advisory· Published Jul 9, 2020· Updated Aug 4, 2024
CVE-2020-7457
CVE-2020-7457
Description
In FreeBSD 12.1-STABLE before r359565, 12.1-RELEASE before p7, 11.4-STABLE before r362975, 11.4-RELEASE before p1, and 11.3-RELEASE before p11, missing synchronization in the IPV6_2292PKTOPTIONS socket option set handler contained a race condition allowing a malicious application to modify memory after being freed, possibly resulting in code execution.
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Affected products
2- FreeBSD/FreeBSDdescription
Patches
Vulnerability mechanics
References
3- packetstormsecurity.com/files/158695/FreeBSD-ip6_setpktopt-Use-After-Free-Privilege-Escalation.htmlmitrex_refsource_MISC
- security.freebsd.org/advisories/FreeBSD-SA-20:20.ipv6.ascmitrex_refsource_MISC
- security.netapp.com/advisory/ntap-20200724-0002/mitrex_refsource_CONFIRM
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