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CVE-2023-52893
MEDIUM5.5
Descricao
In the Linux kernel, the following vulnerability has been resolved: gsmi: fix null-deref in gsmi_get_variable We can get EFI variables without fetching the attribute, so we must allow for that in gsmi. commit 859748255b43 ("efi: pstore: Omit efivars caching EFI varstore access layer") added a new get_variable call with attr=NULL, which triggers panic in gsmi.
Detalhes CVE
Pontuacao CVSS v3.15.5
SeveridadeMEDIUM
Vetor CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Vetor de ataqueLOCAL
ComplexidadeLOW
Privilegios necessariosLOW
Interacao do usuarioNONE
Publicado8/21/2024
Ultima modificacao9/11/2024
Fontenvd
Avistamentos honeypot0
Produtos afetados
linux:linux_kernel
Fraquezas (CWE)
CWE-476
Referencias
https://git.kernel.org/stable/c/32313c11bdc8a02c577abaf865be3664ab30410a(416baaa9-dc9f-4396-8d5f-8c081fb06d67)
https://git.kernel.org/stable/c/6646d769fdb0ce4318ef9afd127f8526d1ca8393(416baaa9-dc9f-4396-8d5f-8c081fb06d67)
https://git.kernel.org/stable/c/a769b05eeed7accc4019a1ed9799dd72067f1ce8(416baaa9-dc9f-4396-8d5f-8c081fb06d67)
https://git.kernel.org/stable/c/ae2a9dcc8caa60b1e14671294e5ec902ea5d1dfd(416baaa9-dc9f-4396-8d5f-8c081fb06d67)
https://git.kernel.org/stable/c/eb0421d90f916dffe96b4c049ddf01c0c50620d2(416baaa9-dc9f-4396-8d5f-8c081fb06d67)
https://git.kernel.org/stable/c/ee5763ef829bd923033510de6d1df7c73f085e4b(416baaa9-dc9f-4396-8d5f-8c081fb06d67)
https://git.kernel.org/stable/c/ffef77794fb5f1245c3249b86342bad2299accb5(416baaa9-dc9f-4396-8d5f-8c081fb06d67)
Correlacoes IOC
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