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CWE-401

1,849 CVEs • Abstraction: Variant • Likelihood of Exploit: Medium

Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.

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CVEs (1,849)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
6Canonical
DebianFedoraproject+3 more
10Debian Linux
FedoraLeap+7 more
May 13, 2026
Apr 13, 2017
N/A· v4
7.7 HIGH· v3
6.8 MEDIUM· v2
Memory leak in net/vmxnet3.c in QEMU allows remote attackers to cause a denial of service (memory consumption).
1Qemu
1Qemu
May 13, 2026
Mar 16, 2017
N/A· v4
6.5 MEDIUM· v3
4.9 MEDIUM· v2
Memory leak in the virgl_cmd_resource_unref function in hw/display/virtio-gpu-3d.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIR...Show more
Memory leak in the virgl_cmd_resource_unref function in hw/display/virtio-gpu-3d.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRTIO_GPU_CMD_RESOURCE_UNREF commands sent without detaching the backing storage beforehand.Show less
2Debian
Qemu
2Debian Linux
Qemu
May 13, 2026
Mar 16, 2017
N/A· v4
6.5 MEDIUM· v3
4.9 MEDIUM· v2
Memory leak in the megasas_handle_dcmd function in hw/scsi/megasas.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption) via MegaRAID Firmware Interf...Show more
Memory leak in the megasas_handle_dcmd function in hw/scsi/megasas.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption) via MegaRAID Firmware Interface (MFI) commands with the sglist size set to a value over 2 Gb.Show less
2Debian
Qemu
2Debian Linux
Qemu
May 13, 2026
Mar 15, 2017
N/A· v4
6.5 MEDIUM· v3
4.9 MEDIUM· v2
Memory leak in the serial_exit_core function in hw/char/serial.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a lar...Show more
Memory leak in the serial_exit_core function in hw/char/serial.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operations.Show less
1Qemu
1Qemu
May 13, 2026
Mar 15, 2017
N/A· v4
6.5 MEDIUM· v3
4.9 MEDIUM· v2
Memory leak in the virtio_gpu_resource_attach_backing function in hw/display/virtio-gpu.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number...Show more
Memory leak in the virtio_gpu_resource_attach_backing function in hw/display/virtio-gpu.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING commands.Show less
1Qemu
1Qemu
May 13, 2026
Mar 15, 2017
N/A· v4
6.5 MEDIUM· v3
4.9 MEDIUM· v2
Memory leak in the virgl_resource_attach_backing function in hw/display/virtio-gpu-3d.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number o...Show more
Memory leak in the virgl_resource_attach_backing function in hw/display/virtio-gpu-3d.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING commands.Show less
2Debian
Qemu
2Debian Linux
Qemu
May 13, 2026
Mar 15, 2017
N/A· v4
6.5 MEDIUM· v3
4.9 MEDIUM· v2
Memory leak in hw/audio/es1370.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug opera...Show more
Memory leak in hw/audio/es1370.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operations.Show less
2Debian
Qemu
2Debian Linux
Qemu
May 13, 2026
Mar 15, 2017
N/A· v4
6.5 MEDIUM· v3
4.9 MEDIUM· v2
Memory leak in hw/audio/ac97.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operati...Show more
Memory leak in hw/audio/ac97.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operations.Show less
2Debian
Qemu
2Debian Linux
Qemu
May 13, 2026
Mar 15, 2017
N/A· v4
6.0 MEDIUM· v3
4.9 MEDIUM· v2
Memory leak in hw/watchdog/wdt_i6300esb.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unp...Show more
Memory leak in hw/watchdog/wdt_i6300esb.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operations.Show less
2Debian
Qemu
2Debian Linux
Qemu
May 6, 2026
Dec 29, 2016
N/A· v4
6.5 MEDIUM· v3
4.9 MEDIUM· v2
Memory leak in hw/9pfs/9p-proxy.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) by leveraging a missing cleanup...Show more
Memory leak in hw/9pfs/9p-proxy.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) by leveraging a missing cleanup operation in the proxy backend.Show less
2Debian
Qemu
2Debian Linux
Qemu
May 6, 2026
Dec 29, 2016
N/A· v4
6.5 MEDIUM· v3
4.9 MEDIUM· v2
Memory leak in hw/9pfs/9p-handle.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) by leveraging a missing cleanu...Show more
Memory leak in hw/9pfs/9p-handle.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) by leveraging a missing cleanup operation in the handle backend.Show less
2Debian
Qemu
2Debian Linux
Qemu
May 6, 2026
Dec 29, 2016
N/A· v4
6.5 MEDIUM· v3
4.9 MEDIUM· v2
Memory leak in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) by leveraging a missing cleanup opera...Show more
Memory leak in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) by leveraging a missing cleanup operation in FileOperations.Show less
1Qemu
1Qemu
May 6, 2026
Dec 29, 2016
N/A· v4
6.5 MEDIUM· v3
4.9 MEDIUM· v2
Memory leak in the v9fs_device_unrealize_common function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process...Show more
Memory leak in the v9fs_device_unrealize_common function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) via vectors involving the order of resource cleanup.Show less
3Nodejs
NovellOpenssl
3Node.js
OpensslSuse Linux Enterprise Module For Web Scripting
May 6, 2026
Sep 26, 2016
N/A· v4
7.5 HIGH· v3
7.8 HIGH· v2
Multiple memory leaks in t1_lib.c in OpenSSL before 1.0.1u, 1.0.2 before 1.0.2i, and 1.1.0 before 1.1.0a allow remote attackers to cause a denial of service (memory consumption) via large OCSP Status Request extensions.
1Adobe
2Flash Player
Flash Player Desktop Runtime
May 6, 2026
Jul 13, 2016
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
Adobe Flash Player before 18.0.0.366 and 19.x through 22.x before 22.0.0.209 on Windows and OS X and before 11.2.202.632 on Linux allows attackers to obtain sensitive information from process memory via unspecified vecto...Show more
Adobe Flash Player before 18.0.0.366 and 19.x through 22.x before 22.0.0.209 on Windows and OS X and before 11.2.202.632 on Linux allows attackers to obtain sensitive information from process memory via unspecified vectors.Show less
1Libpng
1Libpng
Apr 29, 2026
Aug 31, 2011
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Memory leak in the embedded_profile_len function in pngwutil.c in libpng before 1.2.39beta5 allows context-dependent attackers to cause a denial of service (memory leak or segmentation fault) via a JPEG image containing...Show more
Memory leak in the embedded_profile_len function in pngwutil.c in libpng before 1.2.39beta5 allows context-dependent attackers to cause a denial of service (memory leak or segmentation fault) via a JPEG image containing an iCCP chunk with a negative embedded profile length. NOTE: this is due to an incomplete fix for CVE-2006-7244.Show less
6Avaya
CanonicalLinux+3 more
13Aura Communication Manager
Aura Presence ServicesAura Session Manager+10 more
Apr 29, 2026
Sep 21, 2010
N/A· v4
5.5 MEDIUM· v3
2.1 LOW· v2
The actions implementation in the network queueing functionality in the Linux kernel before 2.6.36-rc2 does not properly initialize certain structure members when performing dump operations, which allows local users to o...Show more
The actions implementation in the network queueing functionality in the Linux kernel before 2.6.36-rc2 does not properly initialize certain structure members when performing dump operations, which allows local users to obtain potentially sensitive information from kernel memory via vectors related to (1) the tcf_gact_dump function in net/sched/act_gact.c, (2) the tcf_mirred_dump function in net/sched/act_mirred.c, (3) the tcf_nat_dump function in net/sched/act_nat.c, (4) the tcf_simp_dump function in net/sched/act_simple.c, and (5) the tcf_skbedit_dump function in net/sched/act_skbedit.c.Show less
8Apple
CanonicalDebian+5 more
12Debian Linux
FedoraIphone Os+9 more
Apr 29, 2026
Jun 30, 2010
N/A· v4
6.5 MEDIUM· v3
4.3 MEDIUM· v2
Memory leak in pngrutil.c in libpng before 1.2.44, and 1.4.x before 1.4.3, allows remote attackers to cause a denial of service (memory consumption and application crash) via a PNG image containing malformed Physical Sca...Show more
Memory leak in pngrutil.c in libpng before 1.2.44, and 1.4.x before 1.4.3, allows remote attackers to cause a denial of service (memory consumption and application crash) via a PNG image containing malformed Physical Scale (aka sCAL) chunks.Show less
2Canonical
Openssl
2Openssl
Ubuntu Linux
Apr 23, 2026
May 19, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Multiple memory leaks in the dtls1_process_out_of_seq_message function in ssl/d1_both.c in OpenSSL 0.9.8k and earlier 0.9.8 versions allow remote attackers to cause a denial of service (memory consumption) via DTLS recor...Show more
Multiple memory leaks in the dtls1_process_out_of_seq_message function in ssl/d1_both.c in OpenSSL 0.9.8k and earlier 0.9.8 versions allow remote attackers to cause a denial of service (memory consumption) via DTLS records that (1) are duplicates or (2) have sequence numbers much greater than current sequence numbers, aka "DTLS fragment handling memory leak."Show less
4Gimp
LittlecmsMozilla+1 more
4Firefox
GimpLittle Cms+1 more
Apr 23, 2026
Mar 23, 2009
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Memory leak in LittleCMS (aka lcms or liblcms) before 1.18beta2, as used in Firefox 3.1beta, OpenJDK, and GIMP, allows context-dependent attackers to cause a denial of service (memory consumption and application crash) v...Show more
Memory leak in LittleCMS (aka lcms or liblcms) before 1.18beta2, as used in Firefox 3.1beta, OpenJDK, and GIMP, allows context-dependent attackers to cause a denial of service (memory consumption and application crash) via a crafted image file.Show less