CVE-2024-50267
In the Linux kernel, the following vulnerability has been resolved: USB: serial: io_edgeport: fix use after free in debug printk The "dev_dbg(&urb->dev->dev, ..." which happens after usb_free_urb(urb) is a use after free of the "urb" pointer.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.28%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In the Linux kernel, the following vulnerability has been resolved: USB: serial: io_edgeport: fix use after free in debug printk The "dev_dbg(&urb->dev->dev, ..." which happens after usb_free_urb(urb) is a use after free of the "urb" pointer. Store the "dev" pointer at the start of the function to avoid this issue.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.28% probability · 21th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/13d6ff3ca76056d06a9d88300be2a293442ff595Patch
- https://git.kernel.org/stable/c/275258c30bbda29467216e96fb655b16bcc9992bPatch
- https://git.kernel.org/stable/c/314bdf446053e123f37543aa535197ee75f8aa97Patch
- https://git.kernel.org/stable/c/37bb5628379295c1254c113a407cab03a0f4d0b4Patch
- https://git.kernel.org/stable/c/39709ce93f5c3f9eb535efe2afea088805d1128fPatch
- https://git.kernel.org/stable/c/44fff2c16c5aafbdb70c7183dae0a415ae74705ePatch
- https://git.kernel.org/stable/c/e567fc8f7a4460e486e52c9261b1e8b9f5dc42aaPatch
- https://git.kernel.org/stable/c/e6ceb04eeb6115d872d4c4078d12f1170ed755cePatch
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.