NULL Pointer Dereference The advisory has been revoked - it doesn't affect any version of package kernel-debug-modules-extra (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL8-KERNELDEBUGMODULESEXTRA-6488495
- published26 Mar 2024
- disclosed25 Mar 2024
Introduced: 25 Mar 2024
CVE-2021-47149 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:8.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-modules-extra package and not the kernel-debug-modules-extra package as distributed by RHEL.
In the Linux kernel, the following vulnerability has been resolved:
net: fujitsu: fix potential null-ptr-deref
In fmvj18x_get_hwinfo(), if ioremap fails there will be NULL pointer deref. To fix this, check the return value of ioremap and return -1 to the caller in case of failure.
References
- https://access.redhat.com/security/cve/CVE-2021-47149
- https://git.kernel.org/stable/c/22049c3d40f08facd1867548716a484dad6b3251
- https://git.kernel.org/stable/c/52202be1cd996cde6e8969a128dc27ee45a7cb5e
- https://git.kernel.org/stable/c/6dbf1101594f7c76990b63c35b5a40205a914b6b
- https://git.kernel.org/stable/c/71723a796ab7881f491d663c6cd94b29be5fba50
- https://git.kernel.org/stable/c/7883d3895d0fbb0ba9bff0f8665f99974b45210f
- https://git.kernel.org/stable/c/b92170e209f7746ed72eaac98f2c2f4b9af734e6
- https://git.kernel.org/stable/c/c4f1c23edbe921ab2ecd6140d700e756cd44c5f7
- https://git.kernel.org/stable/c/f14bf57a08779a5dee9936f63ada0149ea89c5e6