AZL-40162
See a problem?- Import Source
- https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-40162.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/AZL-40162
- Upstream
- Published
- 2024-04-17T11:15:10Z
- Modified
- 2026-04-01T05:13:33.652799Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- CVE-2024-26900 affecting package kernel for versions less than 5.15.159.1-1
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
md: fix kmemleak of rdev->serial
If kobjectadd() is fail in bindrdevtoarray(), 'rdev->serial' will be alloc not be freed, and kmemleak occurs.
unreferenced object 0xffff88815a350000 (size 49152): comm "mdadm", pid 789, jiffies 4294716910 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc f773277a): [<0000000058b0a453>] kmemleak_alloc+0x61/0xe0 [<00000000366adf14>] __kmalloclargenode+0x15e/0x270 [<000000002e82961b>] __kmallocnode.cold+0x11/0x7f [<00000000f206d60a>] kvmallocnode+0x74/0x150 [<0000000034bf3363>] rdevinitserial+0x67/0x170 [<0000000010e08fe9>] mddevcreateserialpool+0x62/0x220 [<00000000c3837bf0>] bindrdevtoarray+0x2af/0x630 [<0000000073c28560>] mdaddnewdisk+0x400/0x9f0 [<00000000770e30ff>] mdioctl+0x15bf/0x1c10 [<000000006cfab718>] blkdevioctl+0x191/0x3f0 [<0000000085086a11>] vfsioctl+0x22/0x60 [<0000000018b656fe>] __x64sysioctl+0xba/0xe0 [<00000000e54e675e>] dosyscall64+0x71/0x150 [<000000008b0ad622>] entrySYSCALL64afterhwframe+0x6c/0x74
- References