Vulnerability Description
An issue was discovered in the Linux kernel through 6.4.2. A crafted UDF filesystem image causes a use-after-free write operation in the udf_put_super and udf_close_lvid functions in fs/udf/super.c. NOTE: the suse.com reference has a different perspective about this.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 6.4.2 |
Related Weaknesses (CWE)
References
- https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-37454
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6f861
- https://lore.kernel.org/all/00000000000056e02f05dfb6e11a%40google.com/T/
- https://syzkaller.appspot.com/bug?extid=26873a72980f8fa8bc55ExploitMailing ListThird Party Advisory
- https://syzkaller.appspot.com/bug?extid=60864ed35b1073540d57ExploitMailing ListThird Party Advisory
- https://syzkaller.appspot.com/bug?extid=61564e5023b7229ec85dExploitMailing ListThird Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-37454
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6f861
- https://lore.kernel.org/all/00000000000056e02f05dfb6e11a%40google.com/T/
- https://syzkaller.appspot.com/bug?extid=26873a72980f8fa8bc55ExploitMailing ListThird Party Advisory
- https://syzkaller.appspot.com/bug?extid=60864ed35b1073540d57ExploitMailing ListThird Party Advisory
- https://syzkaller.appspot.com/bug?extid=61564e5023b7229ec85dExploitMailing ListThird Party Advisory
FAQ
What is CVE-2023-37454?
CVE-2023-37454 is a vulnerability with a CVSS score of 5.5 (MEDIUM). An issue was discovered in the Linux kernel through 6.4.2. A crafted UDF filesystem image causes a use-after-free write operation in the udf_put_super and udf_close_lvid functions in fs/udf/super.c. N...
How severe is CVE-2023-37454?
CVE-2023-37454 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-37454?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.