CVE - CVE-2025-21757

CVE-ID
CVE-2025-21757	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix dst refleaks in rpl, seg6 and ioam6 lwtunnels dst_cache_get() gives us a reference, we need to release it. Discovered by the ioam6.sh test, kmemleak was recently fixed to catch per-cpu memory leaks.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://git.kernel.org/stable/c/2248b8145053eb2ae35ca4cf694b885a086719bb URL:https://git.kernel.org/stable/c/2248b8145053eb2ae35ca4cf694b885a086719bb MISC:https://git.kernel.org/stable/c/c71a192976ded2f2f416d03c4f595cdd4478b825 URL:https://git.kernel.org/stable/c/c71a192976ded2f2f416d03c4f595cdd4478b825 MISC:https://git.kernel.org/stable/c/d90f8f930c3053bb11f5def9aff5310a70429260 URL:https://git.kernel.org/stable/c/d90f8f930c3053bb11f5def9aff5310a70429260
Assigning CNA
kernel.org
Date Record Created
20241229	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20241229)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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