AZL-105278 CVE-2026-93834 affecting package qemu 10.1.0-1

A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent Tlcreate and Twalk requests allows a malicious guest user to craft a fid path containing stale heap data, bypassing directory traversal...

CVE-2026-93834

A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent Tlcreate and Twalk requests allows a malicious guest user to craft a fid path containing stale heap data, bypassing directory traversal...

DEBIAN-CVE-2026-93834

A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent Tlcreate and Twalk requests allows a malicious guest user to craft a fid path containing stale heap data, bypassing directory traversal...

CVE-2026-93834

A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent Tlcreate and Twalk requests allows a malicious guest user to craft a fid path containing stale heap data, bypassing directory traversal...

UBUNTU-CVE-2026-93834

A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent Tlcreate and Twalk requests allows a malicious guest user to craft a fid path containing stale heap data, bypassing directory traversal...

CVE-2026-93834

A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent Tlcreate and Twalk requests allows a malicious guest user to craft a fid path containing stale heap data, bypassing directory traversal...

EUVD-2026-87092

A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent Tlcreate and Twalk requests allows a malicious guest user to craft a fid path containing stale heap data, bypassing directory traversal...

CVE-2026-93834 Qemu-kvm: 9pfs: use-after-free race in tlcreate/twalk allows vm guest escape

A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent Tlcreate and Twalk requests allows a malicious guest user to craft a fid path containing stale heap data, bypassing directory traversal...

CVE-2026-93834 Qemu-kvm: 9pfs: use-after-free race in tlcreate/twalk allows vm guest escape

A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent Tlcreate and Twalk requests allows a malicious guest user to craft a fid path containing stale heap data, bypassing directory traversal...

CVE-2026-93834

A use-after-free vulnerability exists in the QEMU 9pfs subsystem due to a race condition between the main thread and a worker thread. When processing concurrent Tlcreate and Twalk requests, a malicious guest user can craft a fid path containing stale heap data . This allows the attacker to bypass...

CVE-2026-93834

A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent Tlcreate and Twalk requests allows a malicious guest user to craft a fid path containing stale heap data, bypassing directory traversal...

CVE-2026-93834: Use After Free

A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent Tlcreate and Twalk requests allows a malicious guest user to craft a fid path containing stale heap data, bypassing directory traversal...

PT-2026-98851

Name of the Vulnerable Software and Affected Versions QEMU affected versions not specified Description A use-after-free issue exists in the 9pfs subsystem. A race condition occurs between the main thread and a worker thread during the concurrent processing of Tlcreate and Twalk requests. This...

Linux Distros Unpatched Vulnerability : CVE-2026-93834

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent...

The vulnerability in the hw/9pfs/codir.c component of the QEMU hardware emulation software allows a hacker to induce a service failure.

The vulnerability of the hw/9pfs/codir.c component of the QEMU hardware emulation software is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to cause a system failure...

Oracle Linux 9 : qemu-kvm (ELSA-2026-500220)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-500220 advisory. - tests/9p: add 3 xattr FID limit test cases local fs driver Christian Schoenebeck Orabug: 39636027 CVE-2026-8348 - tests/9p: add 3 xattr FID limit...

PT-2026-80172

QEMU 9pfs Readonly O TRUNC/O APPEND Bypass via 9P2000.u Flag Mismatch...

CVE-2026-9238

hw/9pfs: cap Treaddir allocation...

CVE-2026-8348

hw/9pfs: add xattr FID limit to prevent memory exhaustion...

CVE-2025-40004: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/9p: Fix buffer overflow in USB transport layer A buffer overflow vulnerability exists in the USB 9pfs transport layer where inconsistent size validation between packet header parsing and actual data copying allows a malicious...