CVE-2021-45402
בינונית 5.5
תיאור (מקור, אנגלית)
The check_alu_op() function in kernel/bpf/verifier.c in the Linux kernel through v5.16-rc5 did not properly update bounds while handling the mov32 instruction, which allows local users to obtain potentially sensitive address information, aka a "pointer leak."
מדדים
- CVSS 3.1
-
5.5 (MEDIUM)
מקור הציון: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - EPSS — סבירות ניצול
- 0% (אחוזון 000) נכון ל-14/10/2026
- CWE
- CWE-668
מוצרים מושפעים
linux: linux kernel
קישורים
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=3cf2… ExploitPatchVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=b1a7… ExploitPatchVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=e572… PatchVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=3cf2… ExploitPatchVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=b1a7… ExploitPatchVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=e572… PatchVendor Advisory