Log in Start free

Vulnerability · Published Oct 21, 2024 · Assigned by Linux

CVE-2024-47677exfat: resolve memory leak from exfat_create_upcase_table()

Medium 5.5

In plain English

A medium-severity security flaw 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 14% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 85.5% 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: exfat: resolve memory leak from exfat_create_upcase_table() If exfat_load_upcase_table reaches end and returns -EINVAL, allocated memory doesn't get freed and while exfat_load_default_upcase_table allocates more memory, leading to a memory leak. Here's link to syzkaller crash report illustrating this issue: https://syzkaller.appspot.com/text?tag=CrashReport&x=1406c201980000

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:13linux6.11.2-1DEBIAN-CVE-2024-47677
Debian:14linux6.11.2-1DEBIAN-CVE-2024-47677
Ubuntu:24.04:LTSlinux6.8.0-54.56USN-7301-1
Ubuntu:24.04:LTSlinux6.8.0-54.56UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-aws6.8.0-1023.25UBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-aws6.8.0-1023.25USN-7311-1
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1023.25~22.04.1UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1023.25~22.04.1USN-7311-1
Ubuntu:24.04:LTSlinux-azure6.8.0-1025.30UBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-azure6.8.0-1025.30USN-7384-1
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1025.30~22.04.1USN-7384-2
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1025.30~22.04.1UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-gcp6.8.0-1024.26USN-7304-1
Ubuntu:24.04:LTSlinux-gcp6.8.0-1024.26UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1024.26~22.04.1UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1024.26~22.04.1USN-7303-3
Ubuntu:24.04:LTSlinux-gke6.8.0-1019.23UBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-gke6.8.0-1019.23USN-7304-1
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1006.8USN-7304-1
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1006.8UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-57.59~22.04.1USN-7403-1
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-57.59~22.04.1UBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-ibm6.8.0-1022.22UBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-ibm6.8.0-1022.22USN-7385-1
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-54.56.1USN-7301-1
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-54.56.1UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-54.56.1~22.04.1UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-54.56.1~22.04.1USN-7301-1
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1022.25USN-7303-1
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1022.25UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1022.25~22.04.2UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1022.25~22.04.2USN-7303-1
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1022.25.2USN-7303-1
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1022.25.2UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-oem-6.116.11.0-1015.15USN-7310-1
Ubuntu:24.04:LTSlinux-oem-6.116.11.0-1015.15UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1024.24USN-7386-1
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1024.24UBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-oracle6.8.0-1020.21USN-7303-2
Ubuntu:24.04:LTSlinux-oracle6.8.0-1020.21UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1020.21~22.04.1USN-7303-2
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1020.21~22.04.1UBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-raspi6.8.0-1019.23UBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-raspi6.8.0-1019.23USN-7303-3
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2024-47677
Ubuntu:24.04:LTSlinux-riscv6.8.0-53.55.1UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-53.55.1~22.04.1UBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2024-47677
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2024-47677

Affected products (as reported)

VendorProductVersions
Linux Linux a13d1a4de3b0fe3c41d818697d691c886c5585fa – before f9835aec49670c46ebe2973032caaa1043b3d4daa13d1a4de3b0fe3c41d818697d691c886c5585fa – before 331ed2c739ce656a67865f6b3ee0a478349d78cba13d1a4de3b0fe3c41d818697d691c886c5585fa – before c290fe508eee36df1640c3cb35dc8f89e073c8a8
Linux Linux 6.8

References