CVE-2024-26591

CVE.org · Published

Record status: Published
Identifier year (not publication year): 2024
Source publication: Feb 22, 2024
Source updated: May 11, 2026
Imported by cveboard: Oct 24, 2026
Source snapshot: cve_2026-10-24_midnight_baseline · Oct 24, 2026

CNA source text (English)

bpf: Fix re-attachment branch in bpf_tracing_prog_attach

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix re-attachment branch in bpf_tracing_prog_attach The following case can cause a crash due to missing attach_btf: 1) load rawtp program 2) load fentry program with rawtp as target_fd 3) create tracing link for fentry program with target_fd = 0 4) repeat 3 In the end we have: - prog->aux->dst_trampoline == NULL - tgt_prog == NULL (because we did not provide target_fd to link_create) - prog->aux->attach_btf == NULL (the program was loaded with attach_prog_fd=X) - the program was loaded for tgt_prog but we have no way to find out which one BUG: kernel NULL pointer dereference, address: 0000000000000058 Call Trace: <TASK> ? __die+0x20/0x70 ? page_fault_oops+0x15b/0x430 ? fixup_exception+0x22/0x330 ? exc_page_fault+0x6f/0x170 ? asm_exc_page_fault+0x22/0x30 ? bpf_tracing_prog_attach+0x279/0x560 ? btf_obj_id+0x5/0x10 bpf_tracing_prog_attach+0x439/0x560 __sys_bpf+0x1cf4/0x2de0 __x64_sys_bpf+0x1c/0x30 do_syscall_64+0x41/0xf0 entry_SYSCALL_64_after_hwframe+0x6e/0x76 Return -EINVAL in this situation.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

Linux

Vendor: Linux
Product: Linux
Platforms: Unknown
Default status: unaffected

Linux · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
f3a95075549e0e5c36db922caf86847db7a35403	`affected`	git	a7b98aa10f895e2569403896f2d19b73b6c95653	Unavailable	None listed
f3a95075549e0e5c36db922caf86847db7a35403	`affected`	git	6cc9c0af0aa06f781fa515a1734b1a4239dfd2c0	Unavailable	None listed
f3a95075549e0e5c36db922caf86847db7a35403	`affected`	git	8c8bcd45e9b10eef12321f08d2e5be33d615509c	Unavailable	None listed
f3a95075549e0e5c36db922caf86847db7a35403	`affected`	git	50ae82f080cf87e84828f066c31723b781d68f5b	Unavailable	None listed
f3a95075549e0e5c36db922caf86847db7a35403	`affected`	git	715d82ba636cb3629a6e18a33bb9dbe53f9936ee	Unavailable	None listed

Linux

Vendor: Linux
Product: Linux
Platforms: Unknown
Default status: affected

Linux · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
5.13	`affected`	Unavailable	Unavailable	Unavailable	None listed
0	`unaffected`	semver	5.13	Unavailable	None listed
5.15.148	`unaffected`	semver	Unavailable	5.15.*	None listed
6.1.75	`unaffected`	semver	Unavailable	6.1.*	None listed
6.6.14	`unaffected`	semver	Unavailable	6.6.*	None listed
6.7.2	`unaffected`	semver	Unavailable	6.7.*	None listed
6.8	`unaffected`	original_commit_for_fix	Unavailable	*	None listed