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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | No fix yet | — |
| Debian 13 | linux | No fix yet | — |
| Debian 12 | linux | No fix yet | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | kernel | No fix yet | — |
Advisories 1
- WID-SEC-2023-1680 Linux Kernel: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 18, 2024
References
- https://lore.kernel.org/all/00000000000056e02f05dfb6e11a%40google.com/T/
- https://syzkaller.appspot.com/bug?extid=60864ed35b1073540d57
- https://syzkaller.appspot.com/bug?extid=61564e5023b7229ec85d
- https://syzkaller.appspot.com/bug?extid=26873a72980f8fa8bc55
- https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-37454
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6f861765464f43a71462d52026fbddfc858239a5