vulnerability
Ubuntu: (CVE-2022-49921): linux vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:S/C:C/I:C/A:C) | May 1, 2025 | May 6, 2025 | Jun 26, 2025 |
Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
May 1, 2025
Added
May 6, 2025
Modified
Jun 26, 2025
Description
In the Linux kernel, the following vulnerability has been resolved:
net: sched: Fix use after free in red_enqueue()
We can't use "skb" again after passing it to qdisc_enqueue(). This is
basically identical to commit 2f09707d0c97 ("sch_sfb: Also store skb
len before calling child enqueue").
Solution(s)
no-fix-ubuntu-packageubuntu-upgrade-linuxubuntu-upgrade-linux-awsubuntu-upgrade-linux-aws-5-15ubuntu-upgrade-linux-aws-5-4ubuntu-upgrade-linux-aws-fipsubuntu-upgrade-linux-aws-hweubuntu-upgrade-linux-azureubuntu-upgrade-linux-azure-4-15ubuntu-upgrade-linux-azure-5-15ubuntu-upgrade-linux-azure-5-4ubuntu-upgrade-linux-azure-fipsubuntu-upgrade-linux-bluefieldubuntu-upgrade-linux-fipsubuntu-upgrade-linux-gcpubuntu-upgrade-linux-gcp-4-15ubuntu-upgrade-linux-gcp-5-15ubuntu-upgrade-linux-gcp-5-4ubuntu-upgrade-linux-gcp-fipsubuntu-upgrade-linux-gkeubuntu-upgrade-linux-gkeopubuntu-upgrade-linux-hweubuntu-upgrade-linux-hwe-5-15ubuntu-upgrade-linux-hwe-5-4ubuntu-upgrade-linux-ibmubuntu-upgrade-linux-ibm-5-4ubuntu-upgrade-linux-intel-iotgubuntu-upgrade-linux-intel-iotg-5-15ubuntu-upgrade-linux-iotubuntu-upgrade-linux-kvmubuntu-upgrade-linux-lowlatencyubuntu-upgrade-linux-lowlatency-hwe-5-15ubuntu-upgrade-linux-lts-xenialubuntu-upgrade-linux-nvidiaubuntu-upgrade-linux-oracleubuntu-upgrade-linux-oracle-5-15ubuntu-upgrade-linux-oracle-5-4ubuntu-upgrade-linux-raspiubuntu-upgrade-linux-raspi-5-4ubuntu-upgrade-linux-realtimeubuntu-upgrade-linux-riscv-5-15ubuntu-upgrade-linux-xilinx-zynqmp
References
- CVE-2022-49921
- https://attackerkb.com/topics/CVE-2022-49921
- URL-https://git.kernel.org/linus/8bdc2acd420c6f3dd1f1c78750ec989f02a1e2b9
- URL-https://git.kernel.org/stable/c/170e5317042c302777ed6d59fdb84af9b0219d4e
- URL-https://git.kernel.org/stable/c/52e0429471976785c155bfbf51d80990c6cd46e2
- URL-https://git.kernel.org/stable/c/5960b9081baca85cc7dcb14aec1de85999ea9d36
- URL-https://git.kernel.org/stable/c/795afe0b9bb6c915f0299a8e309936519be01619
- URL-https://git.kernel.org/stable/c/8bdc2acd420c6f3dd1f1c78750ec989f02a1e2b9
- URL-https://git.kernel.org/stable/c/a238cdcf2bdc72207c74375fc8be13ee549ca9db
- URL-https://git.kernel.org/stable/c/e877f8fa49fbccc63cb2df2e9179bddc695b825a
- URL-https://git.kernel.org/stable/c/fc4b50adb400ee5ec527a04073174e8e73a139fa
- URL-https://www.cve.org/CVERecord?id=CVE-2022-49921
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.