CVE-2009-2691

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.39% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 32.4% of scored records. A rank, not a probability.

NVD base score

The NVD has published no score for this record

NVD CVSS vector

No NVD score to derive

NVD analysis status

Modified. NVD last modified this record on 2026-06-16.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2009-08-14 15:00Z17 YR AGO

Last updated

2024-08-07 05:59Z2 YR AGO

Reserved

2009-08-05

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass

Data version

5.1

Document digest

cc120ce89965582fac6137ee23a68e049e854317e8aa7391478c5b03afc0abe9

• lkml.org[linux-kernel] 20090623 [PATCH 1/1] mm_for_maps: simplify, use ptrace_may_access()http://lkml.org/lkml/2009/6/23/653mailing-listx_refsource_MLIST
• secunia.com36265http://secunia.com/advisories/36265third-party-advisoryx_refsource_SECUNIA
• lkml.org[linux-kernel] 20090623 [PATCH 0/1] mm_for_maps: simplify, use ptrace_may_access()http://lkml.org/lkml/2009/6/23/652mailing-listx_refsource_MLIST
• bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=516171x_refsource_CONFIRM
• rhn.redhat.comRHSA-2009:1540https://rhn.redhat.com/errata/RHSA-2009-1540.htmlvendor-advisoryx_refsource_REDHAT
• www.securityfocus.com36019http://www.securityfocus.com/bid/36019vdb-entryx_refsource_BID
• git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=00f89d218523b9bf6b522349c039d5ac80aa536dx_refsource_CONFIRM
• git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=704b836cbf19e885f8366bccb2e4b0474346c02dx_refsource_CONFIRM
• www.openwall.com[oss-security] 20090811 CVE-2009-2691 kernel: /proc/$pid/maps visible during initial setuid ELF loadinghttp://www.openwall.com/lists/oss-security/2009/08/11/1mailing-listx_refsource_MLIST
• marc.info[linux-kernel] 20090710 [PATCH 1/2] mm_for_maps: shift down_read(mmap_sem) to the callerhttp://marc.info/?l=linux-kernel&m=124718946021193mailing-listx_refsource_MLIST
• www.redhat.comFEDORA-2009-9044https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01256.htmlvendor-advisoryx_refsource_FEDORA
• www.vupen.comADV-2009-2246http://www.vupen.com/english/advisories/2009/2246vdb-entryx_refsource_VUPEN
• git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=13f0feafa6b8aead57a2a328e2fca6a5828bf286x_refsource_CONFIRM
• secunia.com36501http://secunia.com/advisories/36501third-party-advisoryx_refsource_SECUNIA
• www.debian.orgDSA-2005http://www.debian.org/security/2010/dsa-2005vendor-advisoryx_refsource_DEBIAN
• exchange.xforce.ibmcloud.comlinux-kernel-mmformaps-info-disclosure(52401)https://exchange.xforce.ibmcloud.com/vulnerabilities/52401vdb-entryx_refsource_XF
• marc.info[linux-kernel] 20090710 [PATCH 2/2] mm_for_maps: take ->cred_guard_mutex to fix the racehttp://marc.info/?l=linux-kernel&m=124718949821250mailing-listx_refsource_MLIST