CVE-2023-1859: Use After Free
First published: Wed May 17 2023(Updated: )
A use-after-free flaw was found in xen_9pfs_front_removet in net/9p/trans_xen.c in Xen transport for 9pfs in the Linux Kernel. This flaw could allow a local attacker to crash the system due to a race problem, possibly leading to a kernel information leak.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <=6.2 | |
| Linux Linux kernel | =6.3-rc1 | |
| Linux Linux kernel | =6.3-rc2 | |
| Linux Linux kernel | =6.3-rc3 | |
| Linux Linux kernel | =6.3-rc4 | |
| Linux Linux kernel | =6.3-rc5 | |
| Linux Linux kernel | =6.3-rc6 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.119-1 6.12.5-1 6.12.6-1 |
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Reference Links
- https://lore.kernel.org/all/20230313090002.3308025-1-zyytlz.wz@163.com/
- https://launchpad.net/bugs/cve/CVE-2023-1859
- https://lore.kernel.org/all/20230313090002.3308025-1-zyytlz.wz%40163.com/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1859
- https://nvd.nist.gov/vuln/detail/CVE-2023-1859
- https://security-tracker.debian.org/tracker/CVE-2023-1859
- https://ubuntu.com/security/CVE-2023-1859
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