CVE-2025-2849

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2025-2849
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-2849.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-2849
Downstream
Related
Published
2025-03-27T14:15:55.303Z
Modified
2026-03-01T02:22:30.139130Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A vulnerability, which was classified as problematic, was found in UPX up to 5.0.0. Affected is the function PackLinuxElf64::unDTINIT of the file src/plxelf.cpp. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The patch is identified as e0b6ff192412f5bb5364c1948f4f6b27a0cd5ea2. It is recommended to apply a patch to fix this issue.

References

Affected packages

Git / github.com/upx/upx

Affected ranges

Type
GIT
Repo
https://github.com/upx/upx
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
e0b6ff192412f5bb5364c1948f4f6b27a0cd5ea2

Affected versions

v1.*
v1.10
v1.11
v1.90
v1.91
v1.92
v1.93
v1.94
v1.95
v1.96
v2.*
v2.00
v2.01
v2.90
v2.91
v2.92
v2.93
v3.*
v3.00
v3.01
v3.02
v3.03
v3.04
v3.05
v3.06
v3.07
v3.08
v3.09
v3.91
v3.92
v3.93
v3.94
v3.95
v3.96
v3.99
v4.*
v4.0.0
v4.0.1
v4.0.2
v4.1.0
v4.2.0
v4.2.1
v4.2.2
v4.2.3
v4.2.4
v5.*
v5.0.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-2849.json"
vanir_signatures 
[
    {
        "digest": {
            "line_hashes": [
                "10212319020981895541548816382621291570",
                "238306057638248860125020049627148811657",
                "39422884157283204796447824299578232327",
                "150740997397066076325449513634166829643",
                "100578689405539056644549553268660578294",
                "211740459910363114111325943453224939565",
                "208349643225423560486410479893750510206",
                "262253831483887504319857608171036702865",
                "246050663909541659829672256639654082476",
                "274630078093754667862304779584431323138",
                "102162621608564464043018040162555515724",
                "326901850441776302947028711311296270242",
                "154091221869904908402451858280040178485",
                "288197159315770202041347713657421502853",
                "36034858830418569024799419114190222689",
                "288791018286190398548850826652824976608",
                "176136160859344965691761102064018240073",
                "149350309166717952163224700874806727653",
                "2088238192391268113423623166487261686",
                "120857987947025334798705911839658549164",
                "234526919903482564789737289282075191761",
                "130569671006069959449337811702012889829",
                "311613548666575121125206620288972180094",
                "170285353331520699511818238588133420800",
                "102296329017763531944216821273533298425",
                "244166251734543871015840283128350557647",
                "40518760085769867488342759464946132103",
                "182000052096726321096717740089798949616"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2025-2849-c3dee1e9",
        "source": "https://github.com/upx/upx/commit/e0b6ff192412f5bb5364c1948f4f6b27a0cd5ea2",
        "deprecated": false,
        "signature_version": "v1",
        "target": {
            "file": "src/p_lx_elf.cpp"
        },
        "signature_type": "Line"
    }
]