CVE-2026-80639
cxl/test: Fix __fortify_panic
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: cxl/test: Fix __fortify_panic Fix a runtime assertion in setup_xor_mapping(). Fortify complains that it is potentially overflowing the xormaps array per __counted_by(nr_maps). Quiet the false positive by initializing @nr_maps earlier. memcpy: detected buffer overflow: 32 byte write of buffer size 0 WARNING: lib/string_helpers.c:1036 at __fortify_report+0x4d/0xa0, CPU#8: modprobe/2728 Call Trace: __fortify_panic+0xd/0xf setup_xor_mapping+0x6c/0xa0 [cxl_translate] [ dj: Fixed up @nr_entries to @nr_maps in commit log. ]
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 28, 2026 |
Stay Ahead of the Next One
Get instant alerts for linux linux
Be the first to know when new unknown vulnerabilities affecting linux linux are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
Affected Versions
Linux / Linux
06377c54a133621d61fa76cdcea85077c5b958f4 < 8c4f27a7f364eab514d2fa55c11f39d505122f1b 06377c54a133621d61fa76cdcea85077c5b958f4 < 08326b92c7a414a73b5b308d1daf0e91e0134dfc
Linux / Linux
6.19