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GHSA-4243-hp56-4m7f

Опубликовано: 24 июн. 2026
Источник: github
Github: Не прошло ревью
CVSS3: 6.5

Описание

An out-of-bounds heap read and integer underflow in the TCP urgent data handling (sosendoob) in freedesktop.org libslirp version before v4.9.2 on hypervisor host environments (e.g., QEMU) allows a privileged guest VM attacker (root or CAP_NET_RAW) to leak gigabytes of sensitive host-process heap memory via sending crafted TCP segments with manipulated URG flags and urgent pointers (ti_urp).

An out-of-bounds heap read and integer underflow in the TCP urgent data handling (sosendoob) in freedesktop.org libslirp version before v4.9.2 on hypervisor host environments (e.g., QEMU) allows a privileged guest VM attacker (root or CAP_NET_RAW) to leak gigabytes of sensitive host-process heap memory via sending crafted TCP segments with manipulated URG flags and urgent pointers (ti_urp).

EPSS

Процентиль: 1%
0.00106
Низкий

6.5 Medium

CVSS3

Дефекты

CWE-125

Связанные уязвимости

CVSS3: 6.5
ubuntu
около 1 месяца назад

An out-of-bounds heap read and integer underflow in the TCP urgent data handling (sosendoob) in freedesktop.org libslirp version before v4.9.2 on hypervisor host environments (e.g., QEMU) allows a privileged guest VM attacker (root or CAP_NET_RAW) to leak gigabytes of sensitive host-process heap memory via sending crafted TCP segments with manipulated URG flags and urgent pointers (ti_urp).

CVSS3: 6.5
nvd
около 1 месяца назад

An out-of-bounds heap read and integer underflow in the TCP urgent data handling (sosendoob) in freedesktop.org libslirp version before v4.9.2 on hypervisor host environments (e.g., QEMU) allows a privileged guest VM attacker (root or CAP_NET_RAW) to leak gigabytes of sensitive host-process heap memory via sending crafted TCP segments with manipulated URG flags and urgent pointers (ti_urp).

CVSS3: 6.5
msrc
около 1 месяца назад

libslirp TCP URG OOB Read Information Leak

CVSS3: 6.5
debian
около 1 месяца назад

An out-of-bounds heap read and integer underflow in the TCP urgent dat ...

suse-cvrf
29 дней назад

Security update for libslirp

EPSS

Процентиль: 1%
0.00106
Низкий

6.5 Medium

CVSS3

Дефекты

CWE-125