VYPR

CWE-193

Off-by-one Error

BaseDraft

Description

A product calculates or uses an incorrect maximum or minimum value that is 1 more, or 1 less, than the correct value.

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CVEs mapped to this weakness (221)

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  • CVE-2024-51554CriDec 5, 2024
    risk 0.59cvss 9.1epss 0.00

    Default Credentail vulnerabilities in ASPECT on Linux allows access to the product using publicly available default credentials.  Affected products: ABB ASPECT - Enterprise v3.08.02; NEXUS Series v3.08.02; MATRIX Series v3.08.02

  • CVE-2026-53309CriJun 26, 2026
    risk 0.57cvss 9.8epss 0.00

    In the Linux kernel, the following vulnerability has been resolved: ocfs2/dlm: fix off-by-one in dlm_match_regions() region comparison The local-vs-remote region comparison loop uses '<=' instead of '<', causing it to read one entry past the valid range of qr_regions. The…

  • CVE-2026-53088CriJun 24, 2026
    risk 0.57cvss 9.8epss 0.00

    In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix off-by-one in bcmgenet_put_txcb The write_ptr points to the next open tx_cb. We want to return the tx_cb that gets rewinded, so we must rewind the pointer first then return the tx_cb that it…

  • CVE-2006-10003CriMar 19, 2026
    risk 0.57cvss 9.8epss 0.01

    XML::Parser versions through 2.47 for Perl has an off-by-one heap buffer overflow in st_serial_stack. In the case (stackptr == stacksize - 1), the stack will NOT be expanded. Then the new value will be written at location (++stackptr), which equals stacksize and therefore falls…

  • CVE-2025-38600HigAug 19, 2025
    risk 0.57cvss 8.8epss 0.00

    In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: fix off by one in mt7925_mcu_hw_scan() The ssid->ssids[] and sreq->ssids[] arrays have MT7925_RNR_SCAN_MAX_BSSIDS elements so this >= needs to be > to prevent an out of bounds access.

  • CVE-2021-23017HigJun 1, 2021
    risk 0.57cvss 7.7epss 0.53

    A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

  • CVE-2020-29040HigNov 24, 2020
    risk 0.57cvss 8.8epss 0.00

    An issue was discovered in Xen through 4.14.x allowing x86 HVM guest OS users to cause a denial of service (stack corruption), cause a data leak, or possibly gain privileges because of an off-by-one error. NOTE: this issue is caused by an incorrect fix for CVE-2020-27671.

  • CVE-2019-18423HigOct 31, 2019
    risk 0.57cvss 8.8epss 0.02

    An issue was discovered in Xen through 4.12.x allowing ARM guest OS users to cause a denial of service via a XENMEM_add_to_physmap hypercall. p2m->max_mapped_gfn is used by the functions p2m_resolve_translation_fault() and p2m_get_entry() to sanity check guest physical frame.…

  • CVE-2016-10160CriJan 24, 2017
    risk 0.57cvss 9.8epss 0.07

    Off-by-one error in the phar_parse_pharfile function in ext/phar/phar.c in PHP before 5.6.30 and 7.0.x before 7.0.15 allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a crafted PHAR archive with an alias mismatch.

  • CVE-2010-1773HigSep 24, 2010
    risk 0.57cvss 8.8epss 0.02

    Off-by-one error in the toAlphabetic function in rendering/RenderListMarker.cpp in WebCore in WebKit before r59950, as used in Google Chrome before 5.0.375.70, allows remote attackers to obtain sensitive information, cause a denial of service (memory corruption and application…

  • CVE-2026-54410HigJun 14, 2026
    risk 0.56cvss 8.6epss 0.01

    nanoMODBUS through v1.23.0 contains an off-by-one buffer overflow in the recv_msg_header function of the Modbus/TCP server that allows remote unauthenticated attackers to write one attacker-controlled byte past the end of the 260-byte receive buffer by sending a crafted MBAP…

  • CVE-2024-47682HigOct 21, 2024
    risk 0.56cvss 8.6epss 0.01

    In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fix off-by-one error in sd_read_block_characteristics() Ff the device returns page 0xb1 with length 8 (happens with qemu v2.x, for example), sd_read_block_characteristics() may attempt an…

  • CVE-2022-3872HigNov 7, 2022
    risk 0.56cvss 8.6epss 0.01

    An off-by-one read/write issue was found in the SDHCI device of QEMU. It occurs when reading/writing the Buffer Data Port Register in sdhci_read_dataport and sdhci_write_dataport, respectively, if data_count == block_size. A malicious guest could use this flaw to crash the QEMU…

  • CVE-2023-44444HigMay 3, 2024
    risk 0.55cvss 7.8epss 0.56

    GIMP PSP File Parsing Off-By-One Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GIMP. User interaction is required to exploit this vulnerability in that the target must visit a malicious page…

  • CVE-2002-0653HigJul 11, 2002
    risk 0.54cvss 7.8epss 0.01

    Off-by-one buffer overflow in the ssl_compat_directive function, as called by the rewrite_command hook for mod_ssl Apache module 2.8.9 and earlier, allows local users to execute arbitrary code as the Apache server user via .htaccess files with long entries.

  • CVE-2024-32668HigSep 5, 2024
    risk 0.53cvss 8.2epss 0.00

    An insufficient boundary validation in the USB code could lead to an out-of-bounds write on the heap, with data controlled by the caller. A malicious, privileged software running in a guest VM can exploit the vulnerability to achieve code execution on the host in the bhyve…

  • CVE-2020-14508HigAug 25, 2020
    risk 0.53cvss 8.1epss 0.02

    GateManager versions prior to 9.2c, The affected product is vulnerable to an off-by-one error, which may allow an attacker to remotely execute arbitrary code or cause a denial-of-service condition.

  • CVE-2021-4070CriFeb 23, 2022
    risk 0.52cvss 9.1epss 0.01

    Off-by-one Error in GitHub repository v2fly/v2ray-core prior to 4.44.0.

  • CVE-2003-0625HigAug 27, 2003
    risk 0.52cvss 7.5epss 0.07

    Off-by-one error in certain versions of xfstt allows remote attackers to read potentially sensitive memory via a malformed client request in the connection handshake, which leaks the memory in the server's response.

  • CVE-2025-23150HigMay 1, 2025
    risk 0.51cvss 7.8epss 0.00

    In the Linux kernel, the following vulnerability has been resolved: ext4: fix off-by-one error in do_split Syzkaller detected a use-after-free issue in ext4_insert_dentry that was caused by out-of-bounds access due to incorrect splitting in do_split. BUG: KASAN:…