CWE
908
Advisory Published
Updated

CVE-2024-53101: fs: Fix uninitialized value issue in from_kuid and from_kgid

First published: Mon Nov 25 2024(Updated: )

In the Linux kernel, the following vulnerability has been resolved: fs: Fix uninitialized value issue in from_kuid and from_kgid ocfs2_setattr() uses attr->ia_mode, attr->ia_uid and attr->ia_gid in a trace point even though ATTR_MODE, ATTR_UID and ATTR_GID aren't set. Initialize all fields of newattrs to avoid uninitialized variables, by checking if ATTR_MODE, ATTR_UID, ATTR_GID are initialized, otherwise 0.

Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Affected SoftwareAffected VersionHow to fix
Linux Kernel<4.19.324
Linux Kernel>=4.20<5.4.286
Linux Kernel>=5.5<5.10.230
Linux Kernel>=5.11<5.15.173
Linux Kernel>=5.16<6.1.118
Linux Kernel>=6.2<6.6.62
Linux Kernel>=6.7<6.11.9
Linux Kernel=6.12-rc1
Linux Kernel=6.12-rc2
Linux Kernel=6.12-rc3
Linux Kernel=6.12-rc4
Linux Kernel=6.12-rc5
Linux Kernel=6.12-rc6
Linux Kernel=6.12-rc7
debian/linux<=5.10.223-1
5.10.234-1
6.1.129-1
6.1.128-1
6.12.20-1
6.12.21-1
debian/linux-6.1
6.1.129-1~deb11u1

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Frequently Asked Questions

  • What is the severity of CVE-2024-53101?

    CVE-2024-53101 is classified as a moderate severity vulnerability in the Linux kernel due to issues with uninitialized values.

  • How do I fix CVE-2024-53101?

    To fix CVE-2024-53101, update your Linux kernel to a version that includes the patches addressing this vulnerability.

  • What versions of the Linux kernel are affected by CVE-2024-53101?

    CVE-2024-53101 affects Linux kernel versions from 4.19.324 up to and including various 6.12 release candidates.

  • What are the potential impacts of CVE-2024-53101?

    Exploitation of CVE-2024-53101 could lead to information disclosure or improper handling of user attributes in the Linux filesystem.

  • Is there a workaround for CVE-2024-53101 if I cannot immediately update?

    Currently, there are no known workarounds for CVE-2024-53101; updating to a patched version is recommended.

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