CWE-190— Integer Overflow or Wraparound
The product performs a calculation that can produce an integer overflow or wraparound when the logic assumes that the resulting value will always be larger than the original value. This occurs when an integer value is incremented to a value that is too large to store in the associated representation. When this occurs, the value may become a very small or negative number.— MITRE CWE catalog
3,599 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-190page 69 of 72
- CVE-2026-58152MEDIUMCVSS 5.9EG 5.92026-07-29
Apache Traffic Server mishandles integers while decoding HPACK/XPACK headers, corrupting memory. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recomme…
- CVE-2026-58207MEDIUMCVSS 6.5EG 6.52026-07-08
NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, a client able to send account-scoped connection monitoring requests could crash the server by supplying Connz pa…
- CVE-2026-58384HIGHCVSS 7.8EG 7.82026-07-07
A flaw was found in GIMP's PSD parser. An integer overflow in read_RLE_channel() can cause an undersized heap allocation for the RLE row-length table, after which subsequent per-row writes corrupt heap memory. This could lead to memory cor…
- CVE-2026-58470MEDIUMCVSS 5.3EG 5.32026-07-07
GNU Wget through 1.25.0, fixed in commit 43d3ba9, contains an integer overflow vulnerability in the parse_content_range() function within src/http.c that allows server-controlled values to cause signed integer arithmetic to overflow. Attac…
- CVE-2026-58472MEDIUMCVSS 5.9EG 5.92026-07-07
GNU Wget through 1.25.0, fixed in commit dd692d9, contains a heap buffer overflow vulnerability in the html_quote_string() function in src/convert.c that allows a remote attacker to trigger memory corruption by supplying a crafted HTML att…
- CVE-2026-58532HIGHCVSS 7.8EG 7.82026-07-14
Integer overflow or wraparound in Windows Kernel allows an authorized attacker to elevate privileges locally.
- CVE-2026-58594CRITICALCVSS 9.8EG 9.82026-07-14
Integer overflow or wraparound in Windows RDP allows an unauthorized attacker to execute code over a network.
- CVE-2026-58641HIGHCVSS 7.8EG 7.82026-08-11
Integer overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally.
- CVE-2026-5870HIGHCVSS 8.8EG 8.82026-04-08
Integer overflow in Skia in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
- CVE-2026-59088MEDIUMCVSS 5.5EG 5.52026-08-10
A flaw was found in GIMP. A signed integer overflow vulnerability exists in the `file-fli` plugin when processing FLI image files. This occurs due to an incorrect calculation during memory allocation for image buffers, where the multiplica…
- CVE-2026-59089MEDIUMCVSS 5.5EG 5.52026-07-06
A flaw was found in GIMP. The PlayStation TIM loader, responsible for handling PlayStation image files, incorrectly calculates the size of the Color Look-Up Table (CLUT) due to an integer overflow. This occurs when multiplying num_colors a…
- CVE-2026-59117HIGHCVSS 7.5EG 7.52026-07-16
Integer overflow or wraparound in Windows Terminal allows an unauthorized attacker to execute code over a network.
- CVE-2026-59127HIGHCVSS 7.8EG 7.82026-08-11
Integer overflow or wraparound in Windows Installer allows an authorized attacker to elevate privileges locally.
- CVE-2026-59183MEDIUMCVSS 5.5EG 5.52026-08-25
OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. In versions 3.1.0 through 3.2.10, 3.3.0 through 3.3.12, and 3.4.0 through 3.4.13, an int32_t multiplication in …
- CVE-2026-59186HIGHCVSS 7.1EG 7.12026-08-25
OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. In versions before 3.2.11, 3.3.0 through 3.3.12, and 3.4.0 through 3.4.13, a crafted tiled EXR can trigger a he…
- CVE-2026-59197HIGHCVSS 8.2EG 8.22026-07-14
Pillow is a Python imaging library. Prior to 12.3.0, Pillow's public rank-filter API can trigger a native heap out-of-bounds write when given a very large odd filter size because ImageFilter.RankFilter.filter() calls image.expand(size // 2…
- CVE-2026-59199HIGHCVSS 7.5EG 7.52026-07-14
Pillow is a Python imaging library. Prior to 12.3.0, Pillow public image coordinate APIs can trigger a native heap out-of-bounds write when given coordinates near the signed 32-bit integer limits in Image.paste(), Image.crop(), or Image.al…
- CVE-2026-59879HIGHCVSS 7.5EG 7.52026-07-08
Immutable.js provides many Persistent Immutable data structures. Prior to 4.3.9 and 5.1.8, List#set, List#setSize, List#setIn, List#updateIn, and the functional set, setIn, and updateIn mishandle an index or size in the range 2 ** 30 to 2 …
- CVE-2026-59982HIGHCVSS 7.1EG 7.12026-08-25
OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. OpenEXR versions before 3.2.11, 3.3.0 through 3.3.12, and 3.4.0 through 3.4.13 can return an out-of-bounds poin…
- CVE-2026-6045MEDIUMCVSS 5.4EG 5.42026-06-15
LibreOffice can import EMF+ graphics, which may be embedded in documents. A heap buffer overflow existed when importing an EMF+ gradient brush. The number of gradient blend points was read from the file and used to compute an allocation si…
- CVE-2026-61722MEDIUMCVSS 6.8EG 6.82026-09-18
FluidSynth is a software synthesizer based on the SoundFont 2 specifications. From 2.5.0 until 2.5.6, the native DLS parser validates articulation chunks using the unsigned expression cbsize + connblocks * 12 without first ensuring that th…
- CVE-2026-61723MEDIUMCVSS 6.8EG 6.82026-09-18
FluidSynth is a software synthesizer based on the SoundFont 2 specifications. From 2.5.0 until 2.5.6, the native DLS parser validates ptbl chunks with the unsigned expression cues * 4 + cbsize without checking whether the multiplication an…
- CVE-2026-6192LOWCVSS 3.3EG 3.32026-04-13
A vulnerability was identified in uclouvain openjpeg up to 2.5.4. This impacts the function opj_pi_initialise_encode in the library src/lib/openjp2/pi.c. The manipulation leads to integer overflow. The attack must be carried out locally. T…
- CVE-2026-61937HIGHCVSS 7.8EG 7.82026-08-11
Integer overflow or wraparound in Windows HTTP.sys allows an authorized attacker to elevate privileges locally.
- CVE-2026-62343MEDIUMCVSS 4.7EG 4.72026-07-24
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 6.9.13-51 and 7.0.1-0 and above prior to 7.1.2-26, an invalid kernel can cause a heap buffer over-write when performing a m…
- CVE-2026-62357HIGHCVSS 8.8EG 8.82026-08-18
Dragonfly is an in-memory data store built for modern application workloads. Prior to 1.40.0, CMS.INITBYDIM and CMS.INITBYPROB accept dimensions whose width times depth times sizeof(int64_t) overflows in src/core/cms.cc, allocating an unde…
- CVE-2026-62699MEDIUMCVSS 6.8EG 6.82026-08-11
Heap-based buffer overflow in Windows Universal Disk Format File System Driver (UDFS) allows an unauthorized attacker to execute code with a physical attack.
- CVE-2026-62735HIGHCVSS 7.8EG 7.82026-08-11
Heap-based buffer overflow in Windows HTTP.sys allows an authorized attacker to elevate privileges locally.
- CVE-2026-62751HIGHCVSS 7.8EG 7.82026-08-11
Integer overflow or wraparound in Windows Projected File System allows an authorized attacker to elevate privileges locally.
- CVE-2026-62816HIGHCVSS 8.8EG 8.82026-08-11
Heap-based buffer overflow in Reliable Multicast Transport Driver (RMCAST) allows an unauthorized attacker to execute code over an adjacent network.
- CVE-2026-62822HIGHCVSS 8.8EG 8.82026-08-11
Integer overflow or wraparound in Windows GDI+ allows an unauthorized attacker to execute code over a network.
- CVE-2026-62886HIGHCVSS 7.8EG 7.82026-08-11
Integer overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally.
- CVE-2026-62897HIGHCVSS 7.0EG 7.02026-08-11
Integer overflow or wraparound in .NET Framework allows an unauthorized attacker to execute code locally.
- CVE-2026-62946MEDIUMCVSS 4.7EG 4.72026-07-24
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to both 6.9.13-52 and 7.1.2-27, processing an extremely large JNX file on 32-bit platforms can cause an integer overflow, lead…
- CVE-2026-63091MEDIUMCVSS 6.5EG 6.52026-07-20
ProFTPD before 1.3.9c and 1.3.10rc3 contains a signed integer overflow vulnerability in the mod_sftp module's SCP size-record parser that allows authenticated low-privilege attackers to bypass ASLR by sending a crafted file size value of U…
- CVE-2026-63126HIGHCVSS 7.5EG 7.52026-09-16
Wire provides gRPC and protocol buffers for Android, Kotlin, Swift, and Java. Prior to 6.4.5 and 7.0.0-alpha04, Wire protobuf readers do not consistently validate attacker-controlled lengths against the current logical message boundary bef…
- CVE-2026-63384HIGHCVSS 8.7EG 8.72026-08-20
Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, libevent has an incorrect integer conversion in event_tagging.c when evtag_unmarshal_header uses evtag_decode_int to decode an attacker-controlled uint32 payload l…
- CVE-2026-63532HIGHCVSS 7.8EG 7.82026-08-11
Integer overflow or wraparound in Microsoft Office allows an unauthorized attacker to execute code locally.
- CVE-2026-63559HIGHCVSS 7.5EG 7.52026-07-30
An integer overflow in the UA_Variant arrayDimensions product computation in open62541 may allow a remote attacker to read out-of-bounds heap memory, potentially disclosing sensitive information.
- CVE-2026-6385MEDIUMCVSS 6.5EG 6.52026-04-15
A flaw was found in FFmpeg. A remote attacker could exploit this vulnerability by providing a specially crafted MPEG-PS/VOB media file containing a malicious DVD subtitle stream. This vulnerability is caused by a signed integer overflow in…
- CVE-2026-64283HIGHCVSS 7.0EG 7.02026-07-25
In the Linux kernel, the following vulnerability has been resolved: KVM: guest_memfd: Treat memslot binding offset+size as unsigned values When binding a memslot to a guest_memfd file, treat the offset and size as unsigned values to fix …
- CVE-2026-64313HIGHCVSS 8.8EG 8.82026-07-25
In the Linux kernel, the following vulnerability has been resolved: crypto: ecc - Fix carry overflow in vli multiplication The carry flag calculation fails when r01.m_high is saturated (0xFFFFFFFFFFFFFFFF) and addition of lower bits over…
- CVE-2026-64422HIGHCVSS 7.1EG 7.12026-07-25
In the Linux kernel, the following vulnerability has been resolved: net: ipv4: bound TCP reordering sysctl writes and MTU probe sizes Reject invalid `net.ipv4.tcp_reordering` values before they reach TCP socket state. The sysctl is store…
- CVE-2026-64694CRITICALCVSS 9.8EG 9.82026-07-27
An integer overflow was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.
- CVE-2026-6473HIGHCVSS 8.8EG 8.82026-05-14
Integer wraparound in multiple PostgreSQL server features allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds. This may execute arbitrary code as the operating system user running th…
- CVE-2026-64765HIGHCVSS 7.8EG 7.82026-07-27
An integer overflow was addressed with improved input validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watch…
- CVE-2026-64766HIGHCVSS 7.8EG 7.82026-07-27
An integer overflow was addressed with improved input validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watch…
- CVE-2026-64774CRITICALCVSS 9.8EG 9.82026-07-27
An integer overflow was addressed with improved input validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6. A rem…
- CVE-2026-64898HIGHCVSS 7.8EG 7.82026-08-11
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
- CVE-2026-64903HIGHCVSS 7.8EG 7.82026-08-11
Integer overflow or wraparound in Microsoft Office allows an unauthorized attacker to execute code locally.
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