{ "schemaVersion": 1, "attribution": [ { "source": "CISA Known Exploited Vulnerabilities", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "licence": "US government work" }, { "source": "GitHub Advisory Database", "url": "https://github.com/advisories", "licence": "CC BY 4.0" }, { "source": "Have I Been Pwned", "url": "https://haveibeenpwned.com/", "licence": "CC BY 4.0" }, { "source": "CVE Program (CVE records)", "url": "https://www.cve.org/Legal/TermsOfUse", "licence": "CVE Terms of Use", "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.", "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." }, { "source": "FIRST EPSS", "url": "https://www.first.org/epss/", "licence": "free to use; FIRST requests attribution" } ], "record": { "id": "CVE-2024-26588", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-26588", "idYear": 2024, "status": "PUBLISHED", "publishedAt": "2024-02-22T16:13:33.083Z", "updatedAt": "2026-05-11T20:00:14.373Z", "importedAt": "2026-10-24T01:57:07.518Z", "snapshot": { "id": "cve_2026-10-24_midnight_baseline", "at": "2026-10-24T00:00:00.000Z", "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z" }, "facts": { "title": "LoongArch: BPF: Prevent out-of-bounds memory access", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nLoongArch: BPF: Prevent out-of-bounds memory access\n\nThe test_tag test triggers an unhandled page fault:\n\n # ./test_tag\n [ 130.640218] CPU 0 Unable to handle kernel paging request at virtual address ffff80001b898004, era == 9000000003137f7c, ra == 9000000003139e70\n [ 130.640501] Oops[#3]:\n [ 130.640553] CPU: 0 PID: 1326 Comm: test_tag Tainted: G D O 6.7.0-rc4-loong-devel-gb62ab1a397cf #47 61985c1d94084daa2432f771daa45b56b10d8d2a\n [ 130.640764] Hardware name: QEMU QEMU Virtual Machine, BIOS unknown 2/2/2022\n [ 130.640874] pc 9000000003137f7c ra 9000000003139e70 tp 9000000104cb4000 sp 9000000104cb7a40\n [ 130.641001] a0 ffff80001b894000 a1 ffff80001b897ff8 a2 000000006ba210be a3 0000000000000000\n [ 130.641128] a4 000000006ba210be a5 00000000000000f1 a6 00000000000000b3 a7 0000000000000000\n [ 130.641256] t0 0000000000000000 t1 00000000000007f6 t2 0000000000000000 t3 9000000004091b70\n [ 130.641387] t4 000000006ba210be t5 0000000000000004 t6 fffffffffffffff0 t7 90000000040913e0\n [ 130.641512] t8 0000000000000005 u0 0000000000000dc0 s9 0000000000000009 s0 9000000104cb7ae0\n [ 130.641641] s1 00000000000007f6 s2 0000000000000009 s3 0000000000000095 s4 0000000000000000\n [ 130.641771] s5 ffff80001b894000 s6 ffff80001b897fb0 s7 9000000004090c50 s8 0000000000000000\n [ 130.641900] ra: 9000000003139e70 build_body+0x1fcc/0x4988\n [ 130.642007] ERA: 9000000003137f7c build_body+0xd8/0x4988\n [ 130.642112] CRMD: 000000b0 (PLV0 -IE -DA +PG DACF=CC DACM=CC -WE)\n [ 130.642261] PRMD: 00000004 (PPLV0 +PIE -PWE)\n [ 130.642353] EUEN: 00000003 (+FPE +SXE -ASXE -BTE)\n [ 130.642458] ECFG: 00071c1c (LIE=2-4,10-12 VS=7)\n [ 130.642554] ESTAT: 00010000 [PIL] (IS= ECode=1 EsubCode=0)\n [ 130.642658] BADV: ffff80001b898004\n [ 130.642719] PRID: 0014c010 (Loongson-64bit, Loongson-3A5000)\n [ 130.642815] Modules linked in: [last unloaded: bpf_testmod(O)]\n [ 130.642924] Process test_tag (pid: 1326, threadinfo=00000000f7f4015f, task=000000006499f9fd)\n [ 130.643062] Stack : 0000000000000000 9000000003380724 0000000000000000 0000000104cb7be8\n [ 130.643213] 0000000000000000 25af8d9b6e600558 9000000106250ea0 9000000104cb7ae0\n [ 130.643378] 0000000000000000 0000000000000000 9000000104cb7be8 90000000049f6000\n [ 130.643538] 0000000000000090 9000000106250ea0 ffff80001b894000 ffff80001b894000\n [ 130.643685] 00007ffffb917790 900000000313ca94 0000000000000000 0000000000000000\n [ 130.643831] ffff80001b894000 0000000000000ff7 0000000000000000 9000000100468000\n [ 130.643983] 0000000000000000 0000000000000000 0000000000000040 25af8d9b6e600558\n [ 130.644131] 0000000000000bb7 ffff80001b894048 0000000000000000 0000000000000000\n [ 130.644276] 9000000104cb7be8 90000000049f6000 0000000000000090 9000000104cb7bdc\n [ 130.644423] ffff80001b894000 0000000000000000 00007ffffb917790 90000000032acfb0\n [ 130.644572] ...\n [ 130.644629] Call Trace:\n [ 130.644641] [<9000000003137f7c>] build_body+0xd8/0x4988\n [ 130.644785] [<900000000313ca94>] bpf_int_jit_compile+0x228/0x4ec\n [ 130.644891] [<90000000032acfb0>] bpf_prog_select_runtime+0x158/0x1b0\n [ 130.645003] [<90000000032b3504>] bpf_prog_load+0x760/0xb44\n [ 130.645089] [<90000000032b6744>] __sys_bpf+0xbb8/0x2588\n [ 130.645175] [<90000000032b8388>] sys_bpf+0x20/0x2c\n [ 130.645259] [<9000000003f6ab38>] do_syscall+0x7c/0x94\n [ 130.645369] [<9000000003121c5c>] handle_syscall+0xbc/0x158\n [ 130.645507]\n [ 130.645539] Code: 380839f6 380831f9 28412bae <24000ca6> 004081ad 0014cb50 004083e8 02bff34c 58008e91\n [ 130.645729]\n [ 130.646418] ---[ end trace 0000000000000000 ]---\n\nOn my machine, which has CONFIG_PAGE_SIZE_16KB=y, the test failed at\nloading a BPF prog with 2039 instructions:\n\n prog = (struct bpf_prog *)ffff80001b894000\n insn = (struct bpf_insn *)(prog->insnsi)fff\n---truncated---", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "bbfddb904df6f82a5948687a2d57766216b9bc0f", "status": "affected", "versionType": "git", "lessThan": "4631c2dd69d928bca396f9f58baeddf85e14ced5" }, { "version": "bbfddb904df6f82a5948687a2d57766216b9bc0f", "status": "affected", "versionType": "git", "lessThan": "9aeb09f4d85a87bac46c010d75a2ea299d462f28" }, { "version": "bbfddb904df6f82a5948687a2d57766216b9bc0f", "status": "affected", "versionType": "git", "lessThan": "7924ade13a49c0067da6ea13e398102979c0654a" }, { "version": "bbfddb904df6f82a5948687a2d57766216b9bc0f", "status": "affected", "versionType": "git", "lessThan": "36a87385e31c9343af9a4756598e704741250a67" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "6.1", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "6.1" }, { "version": "6.1.75", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.1.*" }, { "version": "6.6.14", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.6.*" }, { "version": "6.7.2", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.7.*" }, { "version": "6.8", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }