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Vulnerability · Published Mar 27, 2025 · Assigned by Linux

CVE-2022-49748perf/x86/amd: fix potential integer overflow on shift of a int

Medium 5.5

In plain English

A medium-severity integer overflow in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.2%top 90.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd: fix potential integer overflow on shift of a int The left shift of int 32 bit integer constant 1 is evaluated using 32 bit arithmetic and then passed as a 64 bit function argument. In the case where i is 32 or more this can lead to an overflow. Avoid this by shifting using the BIT_ULL macro instead.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.11-1DEBIAN-CVE-2022-49748
Debian:13linux6.1.11-1DEBIAN-CVE-2022-49748
Debian:14linux6.1.11-1DEBIAN-CVE-2022-49748
Ubuntu:22.04:LTSlinux5.15.0-70.77UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-aws5.15.0-1034.38UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-azure5.15.0-1036.43UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1036.43.1UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-gcp5.15.0-1032.40UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-gke5.15.0-1031.36UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1018.23UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-ibm5.15.0-1028.31UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1028.33UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-kvm5.15.0-1031.36UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-70.77UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1023.23UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-oracle5.15.0-1033.39UBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-raspi5.15.0-1027.29UBUNTU-CVE-2022-49748
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-49748
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2022-49748
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2022-49748

Affected products (as reported)

VendorProductVersions
Linux Linux d8a6a443ff0aea5893f0a7f2726973b496b76420 – before fbf7b0e4cef3b5470b610f14fb9faa5ee7f63954471af006a747f1c535c8a8c6c0973c320fe01b22 – before f84c9b72fb200633774704d8020f769c88a4b249471af006a747f1c535c8a8c6c0973c320fe01b22 – before 14cc13e433e1067557435b1adbf05608d7d47a93471af006a747f1c535c8a8c6c0973c320fe01b22 – before a4d01fb87ece45d4164fd725890211ccf9a307a9471af006a747f1c535c8a8c6c0973c320fe01b22 – before 08245672cdc6505550d1a5020603b0a8d4a6dcc73512462036dbe44d88e93e75ee8a993781183ddb5.4.22 – before 5.4.2315.5.6 – before 5.6
Linux Linux 5.6

Weakness: CWE-190 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References