CVE-2024-50171: net: systemport: fix potential memory leak in bcm_sysport_xmit()
First published: Thu Nov 07 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: net: systemport: fix potential memory leak in bcm_sysport_xmit() The bcm_sysport_xmit() returns NETDEV_TX_OK without freeing skb in case of dma_map_single() fails, add dev_kfree_skb() to fix it.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <3.16 | |
| Linux Kernel | >=4.19<4.19.323 | |
| Linux Kernel | >=4.20<5.4.285 | |
| Linux Kernel | >=5.5<5.10.229 | |
| Linux Kernel | >=5.11<5.15.170 | |
| Linux Kernel | >=5.16<6.1.115 | |
| Linux Kernel | >=6.2<6.6.59 | |
| Linux Kernel | >=6.7<6.11.6 | |
| Linux Kernel | =6.12-rc1 | |
| Linux Kernel | =6.12-rc2 | |
| Linux Kernel | =6.12-rc3 | |
| 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/8e81ce7d0166a2249deb6d5e42f28a8b8c9ea72f
- https://git.kernel.org/stable/c/31701ef0c4547973991ff63596c927f841dfd133
- https://git.kernel.org/stable/c/b6321146773dcbbc372a54dbada67e0b50e0a25c
- https://git.kernel.org/stable/c/5febfc545389805ce83d37f9f4317055b26dd7d7
- https://git.kernel.org/stable/c/533d2f30aef272dade17870a509521c3afc38a03
- https://git.kernel.org/stable/c/4b70478b984af3c9d0279c121df5ff94e2533dbd
- https://git.kernel.org/stable/c/7d5030a819c3589cf9948b1eee397b626ec590f5
- https://git.kernel.org/stable/c/c401ed1c709948e57945485088413e1bb5e94bd1
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-50171
- https://nvd.nist.gov/vuln/detail/CVE-2024-50171
- https://launchpad.net/bugs/cve/CVE-2024-50171
- https://security-tracker.debian.org/tracker/CVE-2024-50171
- https://ubuntu.com/security/CVE-2024-50171
- https://git.kernel.org/linus/c401ed1c709948e57945485088413e1bb5e94bd1
Frequently Asked Questions
What is the severity of CVE-2024-50171?
CVE-2024-50171 has been categorized as a low severity vulnerability due to its potential memory leak in the Linux kernel.
How do I fix CVE-2024-50171?
To fix CVE-2024-50171, update your Linux kernel to a version that incorporates the fix for bcm_sysport_xmit().
Which Linux kernel versions are affected by CVE-2024-50171?
CVE-2024-50171 affects multiple versions of the Linux kernel, including those before 3.16 and between 4.19 and 6.12-rc3.
Is CVE-2024-50171 a critical vulnerability?
No, CVE-2024-50171 is not classified as a critical vulnerability, rather it poses a low risk primarily due to a memory leak.
What component of the Linux kernel is impacted by CVE-2024-50171?
CVE-2024-50171 specifically impacts the net subsystem, particularly the bcm_sysport_xmit() function.
- agent/title
- agent/type
- agent/first-publish-date
- agent/author
- agent/weakness
- agent/severity
- agent/remedy
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- collector/usn-cve
- source/Ubuntu
- collector/launchpad-cve
- source/Launchpad
- collector/security-tracker-debian
- source/Debian
- agent/source
- agent/references
- agent/softwarecombine
- agent/tags
- agent/description
- collector/nvd-cve
- agent/event
- vendor/linux
- canonical/linux kernel
- version/linux kernel/4.19
- 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
- package-manager/debian