vulnerability

Ubuntu: (Multiple Advisories) (CVE-2021-38201): Linux kernel vulnerabilities

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Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Aug 8, 2021
Added
Sep 28, 2021
Modified
Aug 18, 2025

Description

net/sunrpc/xdr.c in the Linux kernel before 5.13.4 allows remote attackers to cause a denial of service (xdr_set_page_base slab-out-of-bounds access) by performing many NFS 4.2 READ_PLUS operations.

Solutions

ubuntu-upgrade-linux-image-5-11-0-1017-azureubuntu-upgrade-linux-image-5-11-0-1017-kvmubuntu-upgrade-linux-image-5-11-0-1019-awsubuntu-upgrade-linux-image-5-11-0-1019-oracleubuntu-upgrade-linux-image-5-11-0-1019-raspiubuntu-upgrade-linux-image-5-11-0-1019-raspi-nolpaeubuntu-upgrade-linux-image-5-11-0-1020-gcpubuntu-upgrade-linux-image-5-11-0-37-genericubuntu-upgrade-linux-image-5-11-0-37-generic-64kubuntu-upgrade-linux-image-5-11-0-37-generic-lpaeubuntu-upgrade-linux-image-5-11-0-37-lowlatencyubuntu-upgrade-linux-image-5-13-0-1014-oemubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-edgeubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-hwe-20-04ubuntu-upgrade-linux-image-generic-hwe-20-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oem-20-04cubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-nolpaeubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-20-04

References

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