CVE-2024-50264: vsock/virtio: Initialization of the dangling pointer occurring in vsk->trans
First published: Tue Nov 19 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: Initialization of the dangling pointer occurring in vsk->trans During loopback communication, a dangling pointer can be created in vsk->trans, potentially leading to a Use-After-Free condition. This issue is resolved by initializing vsk->trans to NULL.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=4.8<4.19.324 | |
| Linux Kernel | >=4.20<5.4.286 | |
| Linux Kernel | >=5.5<5.10.230 | |
| Linux Kernel | >=5.11<5.15.172 | |
| Linux Kernel | >=5.16<6.1.117 | |
| Linux Kernel | >=6.2<6.6.61 | |
| Linux Kernel | >=6.7<6.11.8 | |
| 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 | |
| debian/linux | <=5.10.223-1<=5.10.226-1 | 6.1.123-1 6.1.128-1 6.12.12-1 6.12.15-1 |
| debian/linux-6.1 | 6.1.119-1~deb11u1 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://git.kernel.org/stable/c/2a6a4e69f255b7aed17f93995691ab4f0d3c2203
- https://git.kernel.org/stable/c/44d29897eafd0e1196453d3003a4d5e0b968eeab
- https://git.kernel.org/stable/c/5f092a4271f6dccf88fe0d132475a17b69ef71df
- https://git.kernel.org/stable/c/5f970935d09934222fdef3d0e20c648ea7a963c1
- https://git.kernel.org/stable/c/6ca575374dd9a507cdd16dfa0e78c2e9e20bd05f
- https://git.kernel.org/stable/c/b110196fec44fe966952004bd426967c2a8fd358
- https://git.kernel.org/stable/c/eb1bdcb7dfc30b24495ee4c5533af0ed135cb5f1
- https://git.kernel.org/stable/c/fd8ae346692a56b4437d626c5460c7104980f389
- https://launchpad.net/bugs/cve/CVE-2024-50264
- https://lore.kernel.org/linux-cve-announce/2024111920-CVE-2024-50264-0889@gregkh/T
- https://access.redhat.com/errata/RHSA-2024:10944
- https://access.redhat.com/errata/RHSA-2024:10943
- https://bugzilla.redhat.com/show_bug.cgi?id=2327168
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-50264
- https://nvd.nist.gov/vuln/detail/CVE-2024-50264
- https://security-tracker.debian.org/tracker/CVE-2024-50264
- https://ubuntu.com/security/CVE-2024-50264
- https://git.kernel.org/linus/6ca575374dd9a507cdd16dfa0e78c2e9e20bd05f
Frequently Asked Questions
What is the severity of CVE-2024-50264?
CVE-2024-50264 is classified as a high-severity vulnerability due to the potential for a Use-After-Free condition.
How do I fix CVE-2024-50264?
To fix CVE-2024-50264, update the Linux kernel to versions 6.1.123-1, 6.1.119-1, or higher.
Which versions of the Linux kernel are affected by CVE-2024-50264?
CVE-2024-50264 affects Linux kernel versions from 4.8 to 6.11.8, as well as specific release candidates.
Is CVE-2024-50264 related to loopback communication?
Yes, CVE-2024-50264 involves a dangling pointer created during loopback communication in the Linux kernel.
What are the potential consequences of CVE-2024-50264?
Users impacted by CVE-2024-50264 may experience system instability or crashes due to the Use-After-Free condition.
- agent/title
- agent/type
- agent/first-publish-date
- agent/remedy
- agent/severity
- agent/weakness
- collector/launchpad-cve
- source/Launchpad
- agent/author
- collector/mitre-cve
- source/MITRE
- agent/trending
- agent/references
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2024-50264
- agent/last-modified-date
- agent/source
- collector/usn-cve
- source/Ubuntu
- agent/description
- agent/tags
- agent/event
- collector/security-tracker-debian
- source/Debian
- agent/software-canonical-lookup
- agent/softwarecombine
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup-request
- collector/nvd-api
- package-manager/debian
- vendor/linux
- canonical/linux kernel
- version/linux kernel/4.8
- version/linux kernel/4.20
- version/linux kernel/5.5
- version/linux kernel/5.11
- version/linux kernel/5.16
- version/linux kernel/6.2
- version/linux kernel/6.7
- version/linux kernel/6.12-rc1
- version/linux kernel/6.12-rc2
- version/linux kernel/6.12-rc3
- version/linux kernel/6.12-rc4
- version/linux kernel/6.12-rc5
- version/linux kernel/6.12-rc6