f

.github/workflows/pr-failure-codex-dispatch.yml

@@ -10,7 +10,7 @@ jobs:
     if: >
       ${{ github.event.workflow_run.conclusion == 'failure' &&
           github.event.workflow_run.pull_requests &&
-          github.event.workflow_run.pull_requests[0].user.login == 'carlospolop' &&
+          github.event.workflow_run.pull_requests[0] &&
           !startsWith(github.event.workflow_run.head_commit.message, 'Fix CI failures for PR #') }}
     runs-on: ubuntu-latest
     permissions:
@@ -20,10 +20,33 @@ jobs:
       actions: read
 
     steps:
-      - name: Comment on PR with failure info
-        uses: actions/github-script@v7
+      - name: Resolve PR context
+        id: pr_context
         env:
           PR_NUMBER: ${{ github.event.workflow_run.pull_requests[0].number }}
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          pr_author=$(gh api -H "Accept: application/vnd.github+json" \
+            /repos/${{ github.repository }}/pulls/${PR_NUMBER} \
+            --jq '.user.login')
+          pr_head_repo=$(gh api -H "Accept: application/vnd.github+json" \
+            /repos/${{ github.repository }}/pulls/${PR_NUMBER} \
+            --jq '.head.repo.full_name')
+          pr_head_branch=$(gh api -H "Accept: application/vnd.github+json" \
+            /repos/${{ github.repository }}/pulls/${PR_NUMBER} \
+            --jq '.head.ref')
+          {
+            echo "number=${PR_NUMBER}"
+            echo "author=${pr_author}"
+            echo "head_repo=${pr_head_repo}"
+            echo "head_branch=${pr_head_branch}"
+          } >> "$GITHUB_OUTPUT"
+
+      - name: Comment on PR with failure info
+        if: ${{ steps.pr_context.outputs.author == 'carlospolop' }}
+        uses: actions/github-script@v7
+        env:
+          PR_NUMBER: ${{ steps.pr_context.outputs.number }}
           RUN_URL: ${{ github.event.workflow_run.html_url }}
           WORKFLOW_NAME: ${{ github.event.workflow_run.name }}
         with:
@@ -39,19 +62,22 @@ jobs:
             });
 
       - name: Checkout PR head
+        if: ${{ steps.pr_context.outputs.author == 'carlospolop' }}
         uses: actions/checkout@v5
         with:
-          repository: ${{ github.event.workflow_run.head_repository.full_name }}
+          repository: ${{ steps.pr_context.outputs.head_repo }}
           ref: ${{ github.event.workflow_run.head_sha }}
           fetch-depth: 0
           persist-credentials: true
 
       - name: Configure git author
+        if: ${{ steps.pr_context.outputs.author == 'carlospolop' }}
         run: |
           git config user.name "codex-action"
           git config user.email "codex-action@users.noreply.github.com"
 
       - name: Fetch failure summary
+        if: ${{ steps.pr_context.outputs.author == 'carlospolop' }}
         env:
           GH_TOKEN: ${{ github.token }}
           RUN_ID: ${{ github.event.workflow_run.id }}
@@ -79,10 +105,11 @@ jobs:
           PY
 
       - name: Create Codex prompt
+        if: ${{ steps.pr_context.outputs.author == 'carlospolop' }}
         env:
-          PR_NUMBER: ${{ github.event.workflow_run.pull_requests[0].number }}
+          PR_NUMBER: ${{ steps.pr_context.outputs.number }}
           RUN_URL: ${{ github.event.workflow_run.html_url }}
-          HEAD_BRANCH: ${{ github.event.workflow_run.head_branch }}
+          HEAD_BRANCH: ${{ steps.pr_context.outputs.head_branch }}
         run: |
           {
             echo "You are fixing CI failures for PR #${PR_NUMBER} in ${{ github.repository }}."
@@ -98,6 +125,7 @@ jobs:
           } > codex_prompt.txt
 
       - name: Run Codex
+        if: ${{ steps.pr_context.outputs.author == 'carlospolop' }}
         id: run_codex
         uses: openai/codex-action@v1
         with:
@@ -107,23 +135,26 @@ jobs:
           model: gpt-5.2-codex
 
       - name: Commit and push if changed
+        if: ${{ steps.pr_context.outputs.author == 'carlospolop' }}
         env:
-          TARGET_BRANCH: ${{ github.event.workflow_run.head_branch }}
-          PR_NUMBER: ${{ github.event.workflow_run.pull_requests[0].number }}
+          TARGET_BRANCH: ${{ steps.pr_context.outputs.head_branch }}
+          PR_NUMBER: ${{ steps.pr_context.outputs.number }}
         run: |
           if git diff --quiet; then
             echo "No changes to commit."
             exit 0
           fi
+          rm -f codex_failure_summary.txt codex_prompt.txt
           git add -A
+          git reset -- codex_failure_summary.txt codex_prompt.txt
           git commit -m "Fix CI failures for PR #${PR_NUMBER}"
           git push origin HEAD:${TARGET_BRANCH}
 
       - name: Comment with Codex result
-        if: steps.run_codex.outputs.final-message != ''
+        if: ${{ steps.pr_context.outputs.author == 'carlospolop' && steps.run_codex.outputs.final-message != '' }}
         uses: actions/github-script@v7
         env:
-          PR_NUMBER: ${{ github.event.workflow_run.pull_requests[0].number }}
+          PR_NUMBER: ${{ steps.pr_context.outputs.number }}
           CODEX_MESSAGE: ${{ steps.run_codex.outputs.final-message }}
         with:
           github-token: ${{ github.token }}

linPEAS/builder/linpeas_parts/1_system_information/16_Protections.sh

@@ -127,6 +127,22 @@ else
     if [ "$ptrace_scope" -eq 0 ]; then echo "0" | sed -${E} "s,0,${SED_RED},"; else echo "$ptrace_scope" | sed -${E} "s,.*,${SED_GREEN},g"; fi
 fi
 
+print_list "protected_symlinks? ............ "$NC
+protected_symlinks=$(cat /proc/sys/fs/protected_symlinks 2>/dev/null)
+if [ -z "$protected_symlinks" ]; then
+    echo_not_found "/proc/sys/fs/protected_symlinks"
+else
+    if [ "$protected_symlinks" -eq 0 ]; then echo "0" | sed -${E} "s,0,${SED_RED},"; else echo "$protected_symlinks" | sed -${E} "s,.*,${SED_GREEN},g"; fi
+fi
+
+print_list "protected_hardlinks? ........... "$NC
+protected_hardlinks=$(cat /proc/sys/fs/protected_hardlinks 2>/dev/null)
+if [ -z "$protected_hardlinks" ]; then
+    echo_not_found "/proc/sys/fs/protected_hardlinks"
+else
+    if [ "$protected_hardlinks" -eq 0 ]; then echo "0" | sed -${E} "s,0,${SED_RED},"; else echo "$protected_hardlinks" | sed -${E} "s,.*,${SED_GREEN},g"; fi
+fi
+
 print_list "perf_event_paranoid? ........... "$NC
 perf_event_paranoid=$(cat /proc/sys/kernel/perf_event_paranoid 2>/dev/null)
 if [ -z "$perf_event_paranoid" ]; then

linPEAS/builder/linpeas_parts/1_system_information/9_Disks_extra.sh

@@ -4,6 +4,7 @@
 # Last Update: 07-03-2024
 # Description: Check for additional disk information and system resources relevant to privilege escalation:
 #   - Disk utilization
+#   - Inode usage
 #   - System resources
 #   - Storage statistics
 #   - Common vulnerable scenarios:
@@ -44,4 +45,8 @@ if [ "$EXTRA_CHECKS" ] || [ "$DEBUG" ]; then
     (df -h || lsblk) 2>/dev/null || echo_not_found "df and lsblk"
     warn_exec free 2>/dev/null
     echo ""
-fi
+
+    print_2title "Inode usage"
+    warn_exec df -i 2>/dev/null
+    echo ""
+fi

linPEAS/builder/linpeas_parts/4_procs_crons_timers_srvcs_sockets/17_Deleted_open_files.sh

@@ -0,0 +1,25 @@
+# Title: Processes & Cron & Services & Timers - Deleted open files
+# ID: PR_Deleted_open_files
+# Author: Carlos Polop
+# Last Update: 2025-01-07
+# Description: Identify deleted files still held open by running processes
+# License: GNU GPL
+# Version: 1.0
+# Functions Used: print_2title, print_info
+# Global Variables: $DEBUG, $EXTRA_CHECKS, $E, $SED_RED
+# Initial Functions:
+# Generated Global Variables:
+# Fat linpeas: 0
+# Small linpeas: 1
+
+if [ "$(command -v lsof 2>/dev/null || echo -n '')" ] || [ "$DEBUG" ]; then
+    print_2title "Deleted files still open"
+    print_info "Open deleted files can hide tools and still consume disk space"
+    lsof +L1 2>/dev/null | sed -${E} "s,\\(deleted\\),${SED_RED},g"
+    echo ""
+elif [ "$EXTRA_CHECKS" ] || [ "$DEBUG" ]; then
+    print_2title "Deleted files still open"
+    print_info "lsof not found, scanning /proc for deleted file descriptors"
+    ls -l /proc/[0-9]*/fd 2>/dev/null | grep "(deleted)" | sed -${E} "s,\\(deleted\\),${SED_RED},g" | head -n 200
+    echo ""
+fi

linPEAS/builder/linpeas_parts/4_procs_crons_timers_srvcs_sockets/7_Cron_jobs.sh

@@ -23,6 +23,7 @@ if ! [ "$SEARCH_IN_FOLDER" ]; then
   incrontab -l 2>/dev/null
   ls -alR /etc/cron* /var/spool/cron/crontabs /var/spool/anacron 2>/dev/null | sed -${E} "s,$cronjobsG,${SED_GREEN},g" | sed "s,$cronjobsB,${SED_RED},g"
   cat /etc/cron* /etc/at* /etc/anacrontab /var/spool/cron/crontabs/* /etc/incron.d/* /var/spool/incron/* 2>/dev/null | tr -d "\r" | grep -v "^#" | sed -${E} "s,$Wfolders,${SED_RED_YELLOW},g" | sed -${E} "s,$sh_usrs,${SED_LIGHT_CYAN}," | sed "s,$USER,${SED_LIGHT_MAGENTA}," | sed -${E} "s,$nosh_usrs,${SED_BLUE},"  | sed "s,root,${SED_RED},"
+  grep -Hn '^PATH=' /etc/crontab /etc/cron.d/* 2>/dev/null | sed -${E} "s,$Wfolders,${SED_RED_YELLOW},g"
   crontab -l -u "$USER" 2>/dev/null | tr -d "\r"
   ls -lR /usr/lib/cron/tabs/ /private/var/at/jobs /var/at/tabs/ /etc/periodic/ 2>/dev/null | sed -${E} "s,$cronjobsG,${SED_GREEN},g" | sed "s,$cronjobsB,${SED_RED},g" #MacOS paths
   atq 2>/dev/null
@@ -247,4 +248,4 @@ else
   print_info "https://book.hacktricks.wiki/en/linux-hardening/privilege-escalation/index.html#scheduledcron-jobs"
   find "$SEARCH_IN_FOLDER" '(' -type d -or -type f ')' '(' -name "cron*" -or -name "anacron" -or -name "anacrontab" -or -name "incron.d" -or -name "incron" -or -name "at" -or -name "periodic" ')' -exec echo {} \; -exec ls -lR {} \;
 fi
-echo ""
+echo ""

linPEAS/builder/linpeas_parts/6_users_information/7_Sudo_l.sh

@@ -19,6 +19,16 @@ print_info "https://book.hacktricks.wiki/en/linux-hardening/privilege-escalation
 if [ "$PASSWORD" ]; then
   (echo "$PASSWORD" | timeout 1 sudo -S -l | sed "s,_proxy,${SED_RED},g" | sed "s,$sudoG,${SED_GREEN},g" | sed -${E} "s,$sudoVB1,${SED_RED_YELLOW}," | sed -${E} "s,$sudoVB2,${SED_RED_YELLOW}," | sed -${E} "s,$sudoB,${SED_RED},g") 2>/dev/null  || echo_not_found "sudo"
 fi
+(sudo -n -l 2>/dev/null | sed "s,_proxy,${SED_RED},g" | sed "s,$sudoG,${SED_GREEN},g" | sed -${E} "s,$sudoVB1,${SED_RED_YELLOW}," | sed -${E} "s,$sudoVB2,${SED_RED_YELLOW}," | sed -${E} "s,$sudoB,${SED_RED},g" | sed "s,\!root,${SED_RED},") 2>/dev/null || echo "No cached sudo token (sudo -n -l)"
+
+secure_path_line=$(sudo -l 2>/dev/null | grep -o "secure_path=[^,]*" | head -n 1 | cut -d= -f2)
+if [ "$secure_path_line" ]; then
+  for p in $(echo "$secure_path_line" | tr ':' ' '); do
+    if [ -w "$p" ]; then
+      echo "Writable secure_path entry: $p" | sed -${E} "s,.*,${SED_RED},g"
+    fi
+  done
+fi
 ( grep -Iv "^$" cat /etc/sudoers | grep -v "#" | sed "s,_proxy,${SED_RED},g" | sed "s,$sudoG,${SED_GREEN},g" | sed -${E} "s,$sudoVB1,${SED_RED_YELLOW}," | sed -${E} "s,$sudoVB2,${SED_RED_YELLOW}," | sed -${E} "s,$sudoB,${SED_RED},g" | sed "s,pwfeedback,${SED_RED},g" ) 2>/dev/null  || echo_not_found "/etc/sudoers"
 if ! [ "$IAMROOT" ] && [ -w '/etc/sudoers.d/' ]; then
   echo "You can create a file in /etc/sudoers.d/ and escalate privileges" | sed -${E} "s,.*,${SED_RED_YELLOW},"
@@ -29,4 +39,4 @@ for f in /etc/sudoers.d/*; do
     grep -Iv "^$" "$f" | grep -v "#" | sed "s,_proxy,${SED_RED},g" | sed "s,$sudoG,${SED_GREEN},g" | sed -${E} "s,$sudoVB1,${SED_RED_YELLOW}," | sed -${E} "s,$sudoVB2,${SED_RED_YELLOW}," | sed -${E} "s,$sudoB,${SED_RED},g" | sed "s,pwfeedback,${SED_RED},g"
   fi
 done
-echo ""
+echo ""

linPEAS/builder/linpeas_parts/6_users_information/8_Sudo_tokens.sh

@@ -40,4 +40,18 @@ else
   echo "ptrace protection is enabled ($ptrace_scope)" | sed "s,is enabled,${SED_GREEN},g";
 
 fi
+
+if [ -d "/var/run/sudo/ts" ]; then
+  echo "Sudo token directory perms:" | sed -${E} "s,.*,${SED_LIGHT_CYAN},g"
+  ls -ld /var/run/sudo/ts 2>/dev/null
+  if [ -w "/var/run/sudo/ts" ]; then
+    echo "/var/run/sudo/ts is writable" | sed -${E} "s,.*,${SED_RED},g"
+  fi
+  if [ -f "/var/run/sudo/ts/$USER" ]; then
+    ls -l "/var/run/sudo/ts/$USER" 2>/dev/null
+    if [ -w "/var/run/sudo/ts/$USER" ]; then
+      echo "User sudo token file is writable" | sed -${E} "s,.*,${SED_RED},g"
+    fi
+  fi
+fi
 echo ""

linPEAS/builder/linpeas_parts/variables/sudoVB1.sh

@@ -13,5 +13,5 @@
 # Small linpeas: 1
 
 
-sudoVB1=" \*|env_keep\W*\+=.*LD_PRELOAD|env_keep\W*\+=.*LD_LIBRARY_PATH|env_keep\W*\+=.*BASH_ENV|env_keep\W*\+=.* ENV|peass{SUDOVB1_HERE}"
+sudoVB1=" \*|env_keep\W*\+=.*LD_PRELOAD|env_keep\W*\+=.*LD_LIBRARY_PATH|env_keep\W*\+=.*BASH_ENV|env_keep\W*\+=.* ENV|env_keep\W*\+=.*PATH|!env_reset|!requiretty|peass{SUDOVB1_HERE}"
 sudoVB2="peass{SUDOVB2_HERE}"