The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.
502 vulnerabilities with CWE-191
CVE-2026-41499
MEDIUM
Wazuh: Multiple Heap-based NULL WRITE Buffer Underflows in parse_uname_string()
CVSS 6.5
CVE-2026-26204
MEDIUM
Wazuh: Heap-based NULL WRITE Buffer Underflow in GetAlertData
CVSS 4.4
CVE-2026-6914
MEDIUM
MD5 checksum creation may cause availability loss
CVSS 6.5
CVE-2026-40356
MEDIUM
MIT Kerberos 5 1.18-<1.22.3 - Unauthenticated Integer Underflow via NegoEx Mechanism
CVSS 5.9
CVE-2026-31662
HIGH
tipc: fix bc_ackers underflow on duplicate GRP_ACK_MSG
CVSS 7.5
CVE-2026-31656
HIGH
drm/i915/gt: fix refcount underflow in intel_engine_park_heartbeat
CVSS 7.8
CVE-2026-31617
MEDIUM
usb: gadget: f_ncm: validate minimum block_len in ncm_unwrap_ntb()
CVSS 5.5
CVE-2026-31551
MEDIUM
wifi: mac80211: Fix static_branch_dec() underflow for aql_disable.
CVSS 5.5
CVE-2026-28525
MEDIUM
SWUpdate Integer Underflow in Multipart Upload Parser
CVSS 6.8
CVE-2026-33999
HIGH
Xorg: xwayland: x.org x server: denial of service via integer underflow in xkb compatibility map handling
CVSS 7.8
CVE-2026-34064
MEDIUM
nimiq-account: Vesting insufficient funds error can panic
CVSS 5.3
CVE-2026-5720
CRITICAL
miniupnpd Integer Underflow SOAPAction Header Parsing
CVSS 9.1
CVE-2026-27297
HIGH
Adobe Framemaker | Integer Underflow (Wrap or Wraparound) (CWE-191)
CVSS 7.8
CVE-2026-27296
HIGH
Adobe Framemaker | Integer Underflow (Wrap or Wraparound) (CWE-191)
CVSS 7.8
CVE-2026-32149
HIGH
Windows Hyper-V Remote Code Execution Vulnerability
CVSS 7.3
CVE-2026-27907
HIGH
Windows Storage Spaces Controller Elevation of Privilege Vulnerability
CVSS 7.8
CVE-2026-33899
MEDIUM
ImageMagick: Heap BufferOverflow write of single zero byte when parsing XML
CVSS 5.3
CVE-2026-31417
HIGH
net/x25: Fix overflow when accumulating packets
CVSS 7.5
CVE-2026-40386
MEDIUM
libexif < 0.6.25 - Integer Underflow in Fuji and Olympus MakerNote Decoding
CVSS 4.0
CVE-2026-5188
HIGH
Integer underflow in X.509 SAN parsing in wolfSSL
CVSS 8.1
CVE-2026-5778
MEDIUM
Integer underflow leads to out-of-bounds access in sniffer ChaCha decrypt path.
CVSS 6.5
CVE-2026-39855
MEDIUM
osslsigncode <2.13 PE Page Hashing - Out-of-Bounds Read
CVSS 5.5
CVE-2026-39314
MEDIUM
CUPS <=2.4.16 _ppdCreateFromIPP - Integer Underflow
CVSS 4.0
CVE-2026-33184
HIGH
nimiq/core-rs-albatross: Discovery handshake limit could underflow and later provoke a deterministic overflow panic
CVSS 7.5
CVE-2026-34165
MEDIUM
go-git: Maliciously crafted idx file can cause asymmetric memory consumption
CVSS 5.0
Details
Vulnerabilities
502