High severity7.8NVD Advisory· Published Jul 19, 2026· Updated Jul 27, 2026
CVE-2026-63879
CVE-2026-63879
Description
In the Linux kernel, the following vulnerability has been resolved:
drm/amdgpu: fix amdgpu_hmm_range_get_pages
The notifier sequence must only be read once or otherwise we could work with invalid pages.
While at it also fix the coding style, e.g. drop the pre-initialized return value and use the common define for 2G range.
(cherry picked from commit c08972f555945cda57b0adb72272a37910153390)
Affected products
78- osv-coords77 versionspkg:linux/kernelpkg:rpm/almalinux/bpftoolpkg:rpm/almalinux/kernelpkg:rpm/almalinux/kernel-64kpkg:rpm/almalinux/kernel-64k-corepkg:rpm/almalinux/kernel-64k-debugpkg:rpm/almalinux/kernel-64k-debug-corepkg:rpm/almalinux/kernel-64k-debug-develpkg:rpm/almalinux/kernel-64k-debug-devel-matchedpkg:rpm/almalinux/kernel-64k-debug-modulespkg:rpm/almalinux/kernel-64k-debug-modules-corepkg:rpm/almalinux/kernel-64k-debug-modules-extrapkg:rpm/almalinux/kernel-64k-develpkg:rpm/almalinux/kernel-64k-devel-matchedpkg:rpm/almalinux/kernel-64k-modulespkg:rpm/almalinux/kernel-64k-modules-corepkg:rpm/almalinux/kernel-64k-modules-extrapkg:rpm/almalinux/kernel-abi-stablelistspkg:rpm/almalinux/kernel-corepkg:rpm/almalinux/kernel-cross-headerspkg:rpm/almalinux/kernel-debugpkg:rpm/almalinux/kernel-debug-corepkg:rpm/almalinux/kernel-debug-develpkg:rpm/almalinux/kernel-debug-devel-matchedpkg:rpm/almalinux/kernel-debug-modulespkg:rpm/almalinux/kernel-debug-modules-corepkg:rpm/almalinux/kernel-debug-modules-extrapkg:rpm/almalinux/kernel-debug-uki-virtpkg:rpm/almalinux/kernel-develpkg:rpm/almalinux/kernel-devel-matchedpkg:rpm/almalinux/kernel-docpkg:rpm/almalinux/kernel-headerspkg:rpm/almalinux/kernel-modulespkg:rpm/almalinux/kernel-modules-corepkg:rpm/almalinux/kernel-modules-extrapkg:rpm/almalinux/kernel-modules-extra-matchedpkg:rpm/almalinux/kernel-rtpkg:rpm/almalinux/kernel-rt-64kpkg:rpm/almalinux/kernel-rt-64k-corepkg:rpm/almalinux/kernel-rt-64k-debugpkg:rpm/almalinux/kernel-rt-64k-debug-corepkg:rpm/almalinux/kernel-rt-64k-debug-develpkg:rpm/almalinux/kernel-rt-64k-debug-modulespkg:rpm/almalinux/kernel-rt-64k-debug-modules-corepkg:rpm/almalinux/kernel-rt-64k-debug-modules-extrapkg:rpm/almalinux/kernel-rt-64k-develpkg:rpm/almalinux/kernel-rt-64k-modulespkg:rpm/almalinux/kernel-rt-64k-modules-corepkg:rpm/almalinux/kernel-rt-64k-modules-extrapkg:rpm/almalinux/kernel-rt-corepkg:rpm/almalinux/kernel-rt-debugpkg:rpm/almalinux/kernel-rt-debug-corepkg:rpm/almalinux/kernel-rt-debug-develpkg:rpm/almalinux/kernel-rt-debug-modulespkg:rpm/almalinux/kernel-rt-debug-modules-corepkg:rpm/almalinux/kernel-rt-debug-modules-extrapkg:rpm/almalinux/kernel-rt-develpkg:rpm/almalinux/kernel-rt-modulespkg:rpm/almalinux/kernel-rt-modules-corepkg:rpm/almalinux/kernel-rt-modules-extrapkg:rpm/almalinux/kernel-toolspkg:rpm/almalinux/kernel-tools-libspkg:rpm/almalinux/kernel-tools-libs-develpkg:rpm/almalinux/kernel-uki-virtpkg:rpm/almalinux/kernel-uki-virt-addonspkg:rpm/almalinux/kernel-zfcpdumppkg:rpm/almalinux/kernel-zfcpdump-corepkg:rpm/almalinux/kernel-zfcpdump-develpkg:rpm/almalinux/kernel-zfcpdump-devel-matchedpkg:rpm/almalinux/kernel-zfcpdump-modulespkg:rpm/almalinux/kernel-zfcpdump-modules-corepkg:rpm/almalinux/kernel-zfcpdump-modules-extrapkg:rpm/almalinux/libperfpkg:rpm/almalinux/perfpkg:rpm/almalinux/python3-perfpkg:rpm/almalinux/rtlapkg:rpm/almalinux/rv
>= 6.2.0, < 7.0.12+ 76 more
- (no CPE)range: >= 6.2.0, < 7.0.12
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.rt7.497.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.rt7.497.el8_10
- (no CPE)range: < 4.18.0-553.156.1.rt7.497.el8_10
- (no CPE)range: < 4.18.0-553.156.1.rt7.497.el8_10
- (no CPE)range: < 4.18.0-553.156.1.rt7.497.el8_10
- (no CPE)range: < 4.18.0-553.156.1.rt7.497.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.rt7.497.el8_10
- (no CPE)range: < 4.18.0-553.156.1.rt7.497.el8_10
- (no CPE)range: < 4.18.0-553.156.1.rt7.497.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.rt7.497.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 4.18.0-553.156.1.el8_10
- (no CPE)range: < 6.12.0-211.49.1.el10_2
- (no CPE)range: < 6.12.0-211.49.1.el10_2
Patches
Vulnerability mechanics
References
2News mentions
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