CVE-2021-47319
published 2024-05-21CVE-2021-47319: In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Fix memory leak among suspend/resume procedure The vblk->vqs should be freed…
PriorityP416medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.26%
17.6th percentile
In the Linux kernel, the following vulnerability has been resolved:
virtio-blk: Fix memory leak among suspend/resume procedure
The vblk->vqs should be freed before we call init_vqs()
in virtblk_restore().
Affected
24 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 5.14.6-1 (bookworm) | linux 5.14.6-1 (bookworm) |
| linux | linux | — | — |
| linux | linux | >= 6a27b656fc0210e976db362e1368c56db05c8f08 < 381bde79d11e596002edfd914e6714291826967a | 381bde79d11e596002edfd914e6714291826967a |
| linux | linux | >= 6a27b656fc0210e976db362e1368c56db05c8f08 < 102d6bc6475ab09bab579c18704e6cf8d898e93c | 102d6bc6475ab09bab579c18704e6cf8d898e93c |
| linux | linux | >= 6a27b656fc0210e976db362e1368c56db05c8f08 < 863da837964c80c72e368a4f748c30d25daa1815 | 863da837964c80c72e368a4f748c30d25daa1815 |
| linux | linux | >= 6a27b656fc0210e976db362e1368c56db05c8f08 < 600942d2fd49b90e44857d20c774b20d16f3130f | 600942d2fd49b90e44857d20c774b20d16f3130f |
| linux | linux | >= 6a27b656fc0210e976db362e1368c56db05c8f08 < 04c6e60b884cb5e94ff32af46867fb41d5848358 | 04c6e60b884cb5e94ff32af46867fb41d5848358 |
| linux | linux | >= 6a27b656fc0210e976db362e1368c56db05c8f08 < cd24da0db9f75ca11eaf6060f0ccb90e2f3be3b0 | cd24da0db9f75ca11eaf6060f0ccb90e2f3be3b0 |
| linux | linux | >= 6a27b656fc0210e976db362e1368c56db05c8f08 < ca2b8ae93a6da9839dc7f9eb9199b18aa03c3dae | ca2b8ae93a6da9839dc7f9eb9199b18aa03c3dae |
| linux | linux | >= 6a27b656fc0210e976db362e1368c56db05c8f08 < 29a2f4a3214aa14d61cc9737c9f886dae9dbb710 | 29a2f4a3214aa14d61cc9737c9f886dae9dbb710 |
| linux | linux | >= 6a27b656fc0210e976db362e1368c56db05c8f08 < b71ba22e7c6c6b279c66f53ee7818709774efa1f | b71ba22e7c6c6b279c66f53ee7818709774efa1f |
| linux | linux_kernel | < 4.4.276 | 4.4.276 |
| linux | linux_kernel | >= 0 < 5.10.70-1 | 5.10.70-1 |
| linux | linux_kernel | >= 0 < 5.14.6-1 | 5.14.6-1 |
| linux | linux_kernel | >= 0 < 5.14.6-1 | 5.14.6-1 |
| linux | linux_kernel | >= 0 < 5.14.6-1 | 5.14.6-1 |
| linux | linux_kernel | >= 0 < 4.4.0-273.307 | 4.4.0-273.307 |
| linux | linux_kernel | >= 4.10 < 4.14.240 | 4.14.240 |
| linux | linux_kernel | >= 4.15 < 4.19.198 | 4.19.198 |
| linux | linux_kernel | >= 4.20 < 5.4.134 | 5.4.134 |
| linux | linux_kernel | >= 4.5 < 4.9.276 | 4.9.276 |
| linux | linux_kernel | >= 5.11 < 5.12.19 | 5.12.19 |
| linux | linux_kernel | >= 5.13 < 5.13.4 | 5.13.4 |
| linux | linux_kernel | >= 5.5 < 5.10.52 | 5.10.52 |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
vendor_ubuntu5.5MEDIUM
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OSV
linux-fips vulnerabilities
osv·2025-11-10·CVSS 5.5
CVE-2025-40300 [MEDIUM] linux-fips vulnerabilities
linux-fips vulnerabilities
Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered
that the Linux kernel contained insufficient branch predictor isolation
between a guest and a userspace hypervisor for certain processors. This
flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this
to expose sensitive information from the host OS. (CVE-2025-40300)
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- Virtio block driver;
- DMA engine subsystem;
- GPU drivers;
- HSI subsystem;
- Media drivers;
- Network drivers;
- Ethernet team driver;
- TTY drivers;
- Framebuffer layer;
- BTRFS file system;
- Ext4 file system;
- Network fi
OSV
linux-aws vulnerabilities
osv·2025-10-21·CVSS 5.5
CVE-2025-38618 [MEDIUM] linux-aws vulnerabilities
linux-aws vulnerabilities
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- Virtio block driver;
- Media drivers;
- Network drivers;
- Framebuffer layer;
- BTRFS file system;
- Ext4 file system;
- Network file system (NFS) server daemon;
- Packet sockets;
- VMware vSockets driver;
(CVE-2025-38618, CVE-2024-35849, CVE-2025-37785, CVE-2024-49924,
CVE-2025-38617, CVE-2024-27078, CVE-2021-47149, CVE-2021-47319,
CVE-2025-21796, CVE-2021-47589)
OSV
linux, linux-kvm vulnerabilities
osv·2025-10-02·CVSS 5.5
CVE-2025-38618 [MEDIUM] linux, linux-kvm vulnerabilities
linux, linux-kvm vulnerabilities
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- Virtio block driver;
- Media drivers;
- Network drivers;
- Framebuffer layer;
- BTRFS file system;
- Ext4 file system;
- Network file system (NFS) server daemon;
- Packet sockets;
- VMware vSockets driver;
(CVE-2025-38618, CVE-2024-35849, CVE-2025-37785, CVE-2024-49924,
CVE-2025-38617, CVE-2024-27078, CVE-2021-47149, CVE-2021-47319,
CVE-2025-21796, CVE-2021-47589)
OSV
linux-aws, linux-lts-xenial vulnerabilities
osv·2025-10-02·CVSS 5.5
CVE-2024-49924 [MEDIUM] linux-aws, linux-lts-xenial vulnerabilities
linux-aws, linux-lts-xenial vulnerabilities
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- Virtio block driver;
- Media drivers;
- Network drivers;
- Framebuffer layer;
- BTRFS file system;
- Ext4 file system;
- Network file system (NFS) server daemon;
- Packet sockets;
- VMware vSockets driver;
(CVE-2024-49924, CVE-2021-47149, CVE-2025-21796, CVE-2025-38617,
CVE-2021-47589, CVE-2021-47319, CVE-2024-27078, CVE-2025-38618,
CVE-2025-37785, CVE-2024-35849)
GHSA
GHSA-xmfc-6x2r-fqv5: In the Linux kernel, the following vulnerability has been resolved:
virtio-blk: Fix memory leak among suspend/resume procedure
The vblk->vqs should
ghsa_unreviewed·2024-05-21
CVE-2021-47319 [MEDIUM] CWE-401 GHSA-xmfc-6x2r-fqv5: In the Linux kernel, the following vulnerability has been resolved:
virtio-blk: Fix memory leak among suspend/resume procedure
The vblk->vqs should
In the Linux kernel, the following vulnerability has been resolved:
virtio-blk: Fix memory leak among suspend/resume procedure
The vblk->vqs should be freed before we call init_vqs()
in virtblk_restore().
OSV
CVE-2021-47319: In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Fix memory leak among suspend/resume procedure The vblk->vqs should be
osv·2024-05-21·CVSS 5.5
CVE-2021-47319 [MEDIUM] CVE-2021-47319: In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Fix memory leak among suspend/resume procedure The vblk->vqs should be
In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Fix memory leak among suspend/resume procedure The vblk->vqs should be freed before we call init_vqs() in virtblk_restore().
Ubuntu
Linux kernel (FIPS) vulnerabilities
vendor_ubuntu·2025-11-10·CVSS 5.5
CVE-2025-38617 [MEDIUM] Linux kernel (FIPS) vulnerabilities
Title: Linux kernel (FIPS) vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered
that the Linux kernel contained insufficient branch predictor isolation
between a guest and a userspace hypervisor for certain processors. This
flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this
to expose sensitive information from the host OS. (CVE-2025-40300)
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- Virtio block driver;
- DMA engine subsystem;
- GPU drivers;
- HSI subsystem;
- Media drivers;
- Network drivers;
- Ethernet team driver;
- TTY d
Ubuntu
Linux kernel (AWS) vulnerabilities
vendor_ubuntu·2025-10-21·CVSS 5.5
CVE-2021-47149 [MEDIUM] Linux kernel (AWS) vulnerabilities
Title: Linux kernel (AWS) vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- Virtio block driver;
- Media drivers;
- Network drivers;
- Framebuffer layer;
- BTRFS file system;
- Ext4 file system;
- Network file system (NFS) server daemon;
- Packet sockets;
- VMware vSockets driver;
(CVE-2025-38618, CVE-2024-35849, CVE-2025-37785, CVE-2024-49924,
CVE-2025-38617, CVE-2024-27078, CVE-2021-47149, CVE-2021-47319,
CVE-2025-21796, CVE-2021-47589)
Instructions: After a standard system update you need to reboot your computer to make
all the necessary changes.
ATTENTION: Due to an unavoi
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2025-10-02·CVSS 5.5
CVE-2025-38617 [MEDIUM] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- Virtio block driver;
- Media drivers;
- Network drivers;
- Framebuffer layer;
- BTRFS file system;
- Ext4 file system;
- Network file system (NFS) server daemon;
- Packet sockets;
- VMware vSockets driver;
(CVE-2025-38618, CVE-2024-35849, CVE-2025-37785, CVE-2024-49924,
CVE-2025-38617, CVE-2024-27078, CVE-2021-47149, CVE-2021-47319,
CVE-2025-21796, CVE-2021-47589)
Instructions: After a standard system update you need to reboot your computer to make
all the necessary changes.
ATTENTION: Due to an unavoidable
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2025-10-02·CVSS 5.5
CVE-2025-38618 [MEDIUM] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- Virtio block driver;
- Media drivers;
- Network drivers;
- Framebuffer layer;
- BTRFS file system;
- Ext4 file system;
- Network file system (NFS) server daemon;
- Packet sockets;
- VMware vSockets driver;
(CVE-2024-49924, CVE-2021-47149, CVE-2025-21796, CVE-2025-38617,
CVE-2021-47589, CVE-2021-47319, CVE-2024-27078, CVE-2025-38618,
CVE-2025-37785, CVE-2024-35849)
Instructions: After a standard system update you need to reboot your computer to make
all the necessary changes.
ATTENTION: Due to an unavoidable
Red Hat
kernel: virtio-blk: Fix memory leak among suspend/resume procedure
vendor_redhat·2024-05-21·CVSS 5.5
CVE-2021-47319 [MEDIUM] CWE-402 kernel: virtio-blk: Fix memory leak among suspend/resume procedure
kernel: virtio-blk: Fix memory leak among suspend/resume procedure
In the Linux kernel, the following vulnerability has been resolved:
virtio-blk: Fix memory leak among suspend/resume procedure
The vblk->vqs should be freed before we call init_vqs()
in virtblk_restore().
Package: kernel (Red Hat Enterprise Linux 6) - Out of support scope
Package: kernel (Red Hat Enterprise Linux 7) - Out of support scope
Package: kernel-rt (Red Hat Enterprise Linux 7) - Out of support scope
Package: kernel (Red Hat Enterprise Linux 8) - Affected
Package: kernel-rt (Red Hat Enterprise Linux 8) - Affected
Package: kernel (Red Hat Enterprise Linux 9) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 9) - Not affected
Debian
CVE-2021-47319: linux - In the Linux kernel, the following vulnerability has been resolved: virtio-blk:...
vendor_debian·2021·CVSS 5.5
CVE-2021-47319 [MEDIUM] CVE-2021-47319: linux - In the Linux kernel, the following vulnerability has been resolved: virtio-blk:...
In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Fix memory leak among suspend/resume procedure The vblk->vqs should be freed before we call init_vqs() in virtblk_restore().
Scope: local
bookworm: resolved (fixed in 5.14.6-1)
bullseye: resolved (fixed in 5.10.70-1)
forky: resolved (fixed in 5.14.6-1)
sid: resolved (fixed in 5.14.6-1)
trixie: resolved (fixed in 5.14.6-1)
No detection rules found.
No public exploits indexed.
https://git.kernel.org/stable/c/04c6e60b884cb5e94ff32af46867fb41d5848358https://git.kernel.org/stable/c/102d6bc6475ab09bab579c18704e6cf8d898e93chttps://git.kernel.org/stable/c/29a2f4a3214aa14d61cc9737c9f886dae9dbb710https://git.kernel.org/stable/c/381bde79d11e596002edfd914e6714291826967ahttps://git.kernel.org/stable/c/600942d2fd49b90e44857d20c774b20d16f3130fhttps://git.kernel.org/stable/c/863da837964c80c72e368a4f748c30d25daa1815https://git.kernel.org/stable/c/b71ba22e7c6c6b279c66f53ee7818709774efa1fhttps://git.kernel.org/stable/c/ca2b8ae93a6da9839dc7f9eb9199b18aa03c3daehttps://git.kernel.org/stable/c/cd24da0db9f75ca11eaf6060f0ccb90e2f3be3b0https://git.kernel.org/stable/c/04c6e60b884cb5e94ff32af46867fb41d5848358https://git.kernel.org/stable/c/102d6bc6475ab09bab579c18704e6cf8d898e93chttps://git.kernel.org/stable/c/29a2f4a3214aa14d61cc9737c9f886dae9dbb710https://git.kernel.org/stable/c/381bde79d11e596002edfd914e6714291826967ahttps://git.kernel.org/stable/c/600942d2fd49b90e44857d20c774b20d16f3130fhttps://git.kernel.org/stable/c/863da837964c80c72e368a4f748c30d25daa1815https://git.kernel.org/stable/c/b71ba22e7c6c6b279c66f53ee7818709774efa1fhttps://git.kernel.org/stable/c/ca2b8ae93a6da9839dc7f9eb9199b18aa03c3daehttps://git.kernel.org/stable/c/cd24da0db9f75ca11eaf6060f0ccb90e2f3be3b0
2024-05-21
Published