Products
Linux kernel
Source
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Tags
CVE-2021-47520 details
Published : May 24, 2024, 3:15 p.m.
Last Modified : May 24, 2024, 6:09 p.m.
Last Modified : May 24, 2024, 6:09 p.m.
Description
In the Linux kernel, the following vulnerability has been resolved: can: pch_can: pch_can_rx_normal: fix use after free After calling netif_receive_skb(skb), dereferencing skb is unsafe. Especially, the can_frame cf which aliases skb memory is dereferenced just after the call netif_receive_skb(skb). Reordering the lines solves the issue.
CVSS Score
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
|---|
Weakness
| Weakness | Name | Description |
|---|
References
| URL | Source |
|---|---|
| https://git.kernel.org/stable/c/3a3c46e2eff0577454860a203be1a8295f4acb76 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 |
| https://git.kernel.org/stable/c/3e193ef4e0a3f5bf92ede83ef214cb09d01b00aa | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 |
| https://git.kernel.org/stable/c/6c73fc931658d8cbc8a1714b326cb31eb71d16a7 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 |
| https://git.kernel.org/stable/c/703dde112021c93d6e89443c070e7dbd4dea612e | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 |
| https://git.kernel.org/stable/c/94cddf1e9227a171b27292509d59691819c458db | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 |
| https://git.kernel.org/stable/c/abb4eff3dcd2e583060082a18a8dbf31f02689d4 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 |
| https://git.kernel.org/stable/c/affbad02bf80380a7403885b9fe4a1587d1bb4f3 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 |
| https://git.kernel.org/stable/c/bafe343a885c70dddf358379cf0b2a1c07355d8d | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 |
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